{"id":5231,"date":"2025-05-12T06:56:26","date_gmt":"2025-05-12T06:56:26","guid":{"rendered":"https:\/\/sigfigcalculator.io\/?page_id=5231"},"modified":"2026-02-03T05:22:30","modified_gmt":"2026-02-03T05:22:30","slug":"sigfig-calculator","status":"publish","type":"page","link":"https:\/\/sigfigcalculator.io\/de","title":{"rendered":"Sigfig Calculator Home"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"5231\" class=\"elementor elementor-5231\">\n\t\t\t\t<div class=\"elementor-element elementor-element-81db4a1 e-con-full e-flex e-con e-parent\" data-id=\"81db4a1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c93eaec elementor-widget elementor-widget-shortcode\" data-id=\"c93eaec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><div class=\"calculator-container\">\r\n  <div class=\"calculator-header\">\r\n    <h1 class=\"calculator-title\">Sig Fig Calculator<\/h1>\r\n    <p class=\"calculator-description\">Calculate significant figures, convert between notations, and perform operations while preserving sig figs.<\/p>\r\n  <\/div>\r\n\r\n  <div class=\"premium-sig-fig-calculator\">\r\n    <div class=\"calculator-body\">\r\n      <!-- Display section -->\r\n      <div class=\"calculator-display\">\r\n        <div class=\"display-secondary\" id=\"calculation-display\"><\/div>\r\n        <div class=\"display-input\">\r\n          <input type=\"text\" id=\"number-input\" placeholder=\"Enter a number\" autocomplete=\"off\">\r\n        <\/div>\r\n        <div class=\"display-results\">\r\n          <div class=\"result-row\">\r\n            <span class=\"result-label\">Sig Figs:<\/span>\r\n            <span class=\"result-value\" id=\"sig-fig-count\">-<\/span>\r\n          <\/div>\r\n          <div class=\"result-row\">\r\n            <span class=\"result-label\">Scientific:<\/span>\r\n            <span class=\"result-value\" id=\"scientific-notation\">-<\/span>\r\n          <\/div>\r\n          <div class=\"result-row\">\r\n            <span class=\"result-label\">Result:<\/span>\r\n            <span class=\"result-value\" id=\"operation-result\">-<\/span>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <!-- Tab navigation -->\r\n      <div class=\"calculator-tabs\">\r\n        <button class=\"tab-btn active\" data-tab=\"basic\">Basic<\/button>\r\n        <button class=\"tab-btn\" data-tab=\"operations\">Operations<\/button>\r\n        <button class=\"tab-btn\" data-tab=\"rules\">Rules<\/button>\r\n      <\/div>\r\n\r\n      <!-- Tab content -->\r\n      <div class=\"calculator-content\">\r\n        <!-- Basic Tab -->\r\n        <div class=\"tab-panel active\" id=\"basic-panel\">\r\n          <div class=\"keypad-section\">\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn function-btn\" data-action=\"clear\">AC<\/button>\r\n              <button class=\"calc-btn function-btn\" data-action=\"backspace\">\u232b<\/button>\r\n              <button class=\"calc-btn function-btn\" data-action=\"copy\">Copy<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"7\">7<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"8\">8<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"9\">9<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"4\">4<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"5\">5<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"6\">6<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"1\">1<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"2\">2<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"3\">3<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"0\">0<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-value=\".\">.<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-value=\"-\">\u00b1<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn operator-btn\" data-value=\"e\">E<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-action=\"scientific\">\u00d710<sup>n<\/sup><\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <div class=\"round-input\">\r\n                <input type=\"number\" id=\"round-digits\" min=\"1\" max=\"10\" value=\"3\">\r\n                <span class=\"round-label\">sig figs<\/span>\r\n              <\/div>\r\n              <button class=\"calc-btn round-btn\" data-action=\"round\">Round<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <div class=\"result-display\" id=\"rounded-result\">-<\/div>\r\n            <\/div>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <!-- Operations Tab -->\r\n        <div class=\"tab-panel\" id=\"operations-panel\">\r\n          <div class=\"keypad-section\">\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn function-btn\" data-action=\"clear\">AC<\/button>\r\n              <button class=\"calc-btn function-btn\" data-action=\"backspace\">\u232b<\/button>\r\n              <button class=\"calc-btn function-btn\" data-action=\"copy\">Copy<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-action=\"scientific\">\u00d710<sup>n<\/sup><\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"7\">7<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"8\">8<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"9\">9<\/button>\r\n              <button class=\"calc-btn operation-btn\" data-operation=\"divide\">\u00f7<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"4\">4<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"5\">5<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"6\">6<\/button>\r\n              <button class=\"calc-btn operation-btn\" data-operation=\"multiply\">\u00d7<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"1\">1<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"2\">2<\/button>\r\n              <button class=\"calc-btn number-btn\" data-value=\"3\">3<\/button>\r\n              <button class=\"calc-btn operation-btn\" data-operation=\"subtract\">\u2212<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn number-btn\" data-value=\"0\">0<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-value=\".\">.<\/button>\r\n              <button class=\"calc-btn operator-btn\" data-value=\"-\">\u00b1<\/button>\r\n              <button class=\"calc-btn operation-btn\" data-operation=\"add\">+<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn operator-btn\" data-value=\"e\">E<\/button>\r\n              <div class=\"round-input\">\r\n                <input type=\"number\" id=\"op-round-digits\" min=\"1\" max=\"10\" value=\"3\">\r\n                <span class=\"round-label\">sig figs<\/span>\r\n              <\/div>\r\n              <button class=\"calc-btn equals-btn\" data-action=\"equals\">=<\/button>\r\n            <\/div>\r\n            <div class=\"keypad-row\">\r\n              <button class=\"calc-btn round-btn\" data-action=\"op-round\">Round<\/button>\r\n              <div class=\"result-display\" id=\"op-rounded-result\">-<\/div>\r\n            <\/div>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <!-- Rules Tab -->\r\n        <div class=\"tab-panel\" id=\"rules-panel\">\r\n          <div class=\"rules-content\">\r\n            <div class=\"rule-card\">\r\n              <h4>Rule 1: Non-zero digits<\/h4>\r\n              <p>All non-zero digits are significant.<\/p>\r\n              <div class=\"rule-example\">\r\n                <span class=\"example-label\">Example:<\/span>\r\n                <span class=\"example-value\">123.45 has 5 significant figures<\/span>\r\n              <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"rule-card\">\r\n              <h4>Rule 2: Zeros between non-zero digits<\/h4>\r\n              <p>Zeros between non-zero digits are significant.<\/p>\r\n              <div class=\"rule-example\">\r\n                <span class=\"example-label\">Example:<\/span>\r\n                <span class=\"example-value\">1002 has 4 significant figures<\/span>\r\n              <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"rule-card\">\r\n              <h4>Rule 3: Leading zeros<\/h4>\r\n              <p>Leading zeros are never significant.<\/p>\r\n              <div class=\"rule-example\">\r\n                <span class=\"example-label\">Example:<\/span>\r\n                <span class=\"example-value\">0.00123 has 3 significant figures<\/span>\r\n              <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"rule-card\">\r\n              <h4>Rule 4: Trailing zeros<\/h4>\r\n              <p>Trailing zeros after a decimal point are significant.<\/p>\r\n              <div class=\"rule-example\">\r\n                <span class=\"example-label\">Example:<\/span>\r\n                <span class=\"example-value\">12.300 has 5 significant figures<\/span>\r\n              <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"rule-card\">\r\n              <h4>Rule 5: Trailing zeros without decimal<\/h4>\r\n              <p>Trailing zeros in a whole number are ambiguous unless indicated otherwise.<\/p>\r\n              <div class=\"rule-example\">\r\n                <span class=\"example-label\">Example:<\/span>\r\n                <span class=\"example-value\">1200 has 2-4 significant figures (ambiguous)<\/span>\r\n              <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"rule-card\">\r\n              <h4>Operations with Significant Figures<\/h4>\r\n              <ul>\r\n                <li><strong>Addition\/Subtraction:<\/strong> Result has the same number of decimal places as the term with the fewest decimal places.<\/li>\r\n                <li><strong>Multiplication\/Division:<\/strong> Result has the same number of significant figures as the term with the fewest significant figures.<\/li>\r\n              <\/ul>\r\n            <\/div>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<style>\r\n\/* Container for both header and calculator *\/\r\n.calculator-container {\r\n  width: 100% !important;\r\n  max-width: 1000px !important;\r\n  margin: 0 auto !important;\r\n  padding: 0 15px !important;\r\n  box-sizing: border-box !important;\r\n  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif !important;\r\n}\r\n\r\n\/* Header Styles *\/\r\n.calculator-header {\r\n  text-align: center !important;\r\n  margin-bottom: 1.5rem !important;\r\n  padding: 1rem 0 !important;\r\n  width: 100% !important;\r\n}\r\n\r\n.calculator-title {\r\n  font-size: 2rem !important;\r\n  font-weight: 700 !important;\r\n  color: #8b5cf6 !important; \/* Match primary color *\/\r\n  margin-bottom: 0.5rem !important;\r\n  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;\r\n}\r\n\r\n.calculator-description {\r\n  font-size: 1rem !important;\r\n  color: #4b5563 !important; \/* Match text-light *\/\r\n  max-width: 600px !important;\r\n  margin: 0 auto !important;\r\n  line-height: 1.5 !important;\r\n}\r\n\r\n\/* Reset and Base Styles *\/\r\n.premium-sig-fig-calculator * {\r\n  margin: 0 !important;\r\n  padding: 0 !important;\r\n  box-sizing: border-box !important;\r\n  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif !important;\r\n}\r\n\r\n.premium-sig-fig-calculator {\r\n  width: 100% !important;\r\n  max-width: 100% !important;\r\n  margin: 0 auto !important;\r\n  \/* Purple\/violet color scheme *\/\r\n  --primary-color: #8b5cf6 !important; \/* Violet-500 *\/\r\n  --primary-light: #a78bfa !important; \/* Violet-400 *\/\r\n  --primary-dark: #7c3aed !important; \/* Violet-600 *\/\r\n  --secondary-color: #ec4899 !important; \/* Pink-500 *\/\r\n  --secondary-light: #f472b6 !important; \/* Pink-400 *\/\r\n  --accent-color: #3b82f6 !important; \/* Blue-500 *\/\r\n  --text-color: #1f2937 !important; \/* Gray-800 *\/\r\n  --text-light: #4b5563 !important; \/* Gray-600 *\/\r\n  --bg-color: #f5f3ff !important; \/* Violet-50 *\/\r\n  --bg-light: #ffffff !important; \/* White *\/\r\n  --bg-dark: #ede9fe !important; \/* Violet-100 *\/\r\n  --border-color: #ddd6fe !important; \/* Violet-200 *\/\r\n  --shadow: 0 10px 15px -5px rgba(139, 92, 246, 0.1), 0 5px 5px -5px rgba(139, 92, 246, 0.05) !important;\r\n  --inner-shadow: inset 0 1px 2px 0 rgba(139, 92, 246, 0.05) !important;\r\n  --border-radius: 16px !important;\r\n  --btn-radius: 10px !important;\r\n  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;\r\n  \r\n  \/* Base font size - will be adjusted in media queries *\/\r\n  font-size: 16px !important;\r\n}\r\n\r\n.calculator-body {\r\n  background-color: var(--bg-color) !important;\r\n  border-radius: var(--border-radius) !important;\r\n  box-shadow: var(--shadow) !important;\r\n  overflow: hidden !important;\r\n  transition: var(--transition) !important;\r\n  padding: 0 !important;\r\n  position: relative !important;\r\n  border: 1px solid var(--border-color) !important;\r\n  backdrop-filter: blur(10px) !important;\r\n  width: 100% !important;\r\n  margin: 0 auto !important;\r\n  border-radius: var(--border-radius) !important;\r\n}\r\n\r\n\/* Display Section - Reduced height *\/\r\n.calculator-display {\r\n  background: linear-gradient(to bottom, var(--primary-light), var(--primary-color)) !important;\r\n  padding: 10px 15px !important; \/* Reduced vertical padding *\/\r\n  border-bottom: 1px solid var(--border-color) !important;\r\n  border-radius: var(--border-radius) var(--border-radius) 0 0 !important;\r\n  color: white !important;\r\n}\r\n\r\n.display-secondary {\r\n  text-align: right !important;\r\n  font-size: 0.9rem !important;\r\n  color: rgba(255, 255, 255, 0.9) !important;\r\n  min-height: 16px !important; \/* Reduced height *\/\r\n  margin-bottom: 4px !important; \/* Reduced margin *\/\r\n  font-weight: 500 !important;\r\n  opacity: 0.9 !important;\r\n}\r\n\r\n.display-input input {\r\n  width: 100% !important;\r\n  padding: 8px 12px !important; \/* Reduced vertical padding *\/\r\n  font-size: 1.3rem !important;\r\n  font-weight: 500 !important;\r\n  border: 1px solid rgba(255, 255, 255, 0.3) !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  background-color: rgba(255, 255, 255, 0.15) !important;\r\n  color: white !important;\r\n  text-align: right !important;\r\n  margin-bottom: 6px !important; \/* Reduced margin *\/\r\n  box-shadow: var(--inner-shadow) !important;\r\n  transition: var(--transition) !important;\r\n}\r\n\r\n.display-input input::placeholder {\r\n  color: rgba(255, 255, 255, 0.7) !important;\r\n}\r\n\r\n.display-input input:focus {\r\n  outline: none !important;\r\n  border-color: rgba(255, 255, 255, 0.5) !important;\r\n  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2) !important;\r\n}\r\n\r\n.display-results {\r\n  display: flex !important;\r\n  flex-direction: column !important;\r\n  gap: 3px !important; \/* Reduced gap *\/\r\n  background-color: rgba(255, 255, 255, 0.15) !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  padding: 8px !important; \/* Reduced padding *\/\r\n  border: 1px solid rgba(255, 255, 255, 0.3) !important;\r\n  box-shadow: var(--inner-shadow) !important;\r\n}\r\n\r\n.result-row {\r\n  display: flex !important;\r\n  justify-content: space-between !important;\r\n  align-items: center !important;\r\n  padding: 2px 0 !important; \/* Reduced padding *\/\r\n}\r\n\r\n.result-label {\r\n  font-weight: 600 !important;\r\n  color: rgba(255, 255, 255, 0.9) !important;\r\n  font-size: 0.85rem !important;\r\n}\r\n\r\n.result-value {\r\n  font-weight: 600 !important;\r\n  color: white !important;\r\n  font-size: 0.9rem !important;\r\n  letter-spacing: 0.3px !important;\r\n}\r\n\r\n\/* Tab Navigation - Reduced height *\/\r\n.calculator-tabs {\r\n  display: flex !important;\r\n  background-color: var(--bg-dark) !important;\r\n  padding: 0 10px !important;\r\n  border-bottom: 1px solid var(--border-color) !important;\r\n}\r\n\r\n.tab-btn {\r\n  flex: 1 !important;\r\n  padding: 8px 5px !important; \/* Reduced vertical padding *\/\r\n  background: none !important;\r\n  border: none !important;\r\n  cursor: pointer !important;\r\n  font-weight: 600 !important;\r\n  color: var(--text-light) !important;\r\n  transition: var(--transition) !important;\r\n  position: relative !important;\r\n  font-size: 0.85rem !important;\r\n  letter-spacing: 0.3px !important;\r\n}\r\n\r\n.tab-btn:hover {\r\n  color: var(--primary-color) !important;\r\n}\r\n\r\n.tab-btn.active {\r\n  color: var(--primary-color) !important;\r\n  font-weight: 700 !important;\r\n}\r\n\r\n.tab-btn.active::after {\r\n  content: '' !important;\r\n  position: absolute !important;\r\n  bottom: 0 !important;\r\n  left: 0 !important;\r\n  width: 100% !important;\r\n  height: 2px !important;\r\n  background-color: var(--primary-color) !important;\r\n  border-radius: 2px 2px 0 0 !important;\r\n}\r\n\r\n\/* Tab Content *\/\r\n.calculator-content {\r\n  padding: 0 !important;\r\n}\r\n\r\n.tab-panel {\r\n  display: none !important;\r\n  padding: 10px !important; \/* Reduced padding *\/\r\n}\r\n\r\n.tab-panel.active {\r\n  display: block !important;\r\n  animation: fadeIn 0.25s ease !important;\r\n}\r\n\r\n@keyframes fadeIn {\r\n  from { opacity: 0; transform: translateY(5px); }\r\n  to { opacity: 1; transform: translateY(0); }\r\n}\r\n\r\n\/* Keypad Section - Reduced height *\/\r\n.keypad-section {\r\n  display: flex !important;\r\n  flex-direction: column !important;\r\n  gap: 6px !important; \/* Reduced gap *\/\r\n}\r\n\r\n.keypad-row {\r\n  display: flex !important;\r\n  gap: 6px !important; \/* Reduced gap *\/\r\n}\r\n\r\n.calc-btn {\r\n  flex: 1 !important;\r\n  padding: 8px 5px !important; \/* Reduced vertical padding *\/\r\n  border: none !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  font-size: 1.05rem !important;\r\n  font-weight: 600 !important;\r\n  cursor: pointer !important;\r\n  transition: var(--transition) !important;\r\n  display: flex !important;\r\n  align-items: center !important;\r\n  justify-content: center !important;\r\n  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.1) !important;\r\n  position: relative !important;\r\n  overflow: hidden !important;\r\n  min-height: 32px !important; \/* Reduced minimum height *\/\r\n}\r\n\r\n.calc-btn::before {\r\n  content: \"\" !important;\r\n  position: absolute !important;\r\n  top: 0 !important;\r\n  left: 0 !important;\r\n  width: 100% !important;\r\n  height: 100% !important;\r\n  background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0)) !important;\r\n  opacity: 0.5 !important;\r\n  pointer-events: none !important;\r\n}\r\n\r\n.number-btn {\r\n  background-color: var(--bg-light) !important;\r\n  color: var(--text-color) !important;\r\n  border: 1px solid var(--border-color) !important;\r\n}\r\n\r\n.number-btn:hover {\r\n  background-color: var(--bg-dark) !important;\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1) !important;\r\n}\r\n\r\n.operator-btn {\r\n  background-color: var(--bg-dark) !important;\r\n  color: var(--primary-color) !important;\r\n  font-weight: 700 !important;\r\n  border: 1px solid var(--border-color) !important;\r\n}\r\n\r\n.operator-btn:hover {\r\n  background-color: var(--primary-light) !important;\r\n  color: white !important;\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(139, 92, 246, 0.2) !important;\r\n}\r\n\r\n.function-btn {\r\n  background-color: var(--bg-dark) !important;\r\n  color: var(--text-light) !important;\r\n  border: 1px solid var(--border-color) !important;\r\n}\r\n\r\n.function-btn:hover {\r\n  background-color: var(--primary-dark) !important;\r\n  color: white !important;\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1) !important;\r\n}\r\n\r\n.operation-btn {\r\n  background: linear-gradient(135deg, var(--primary-light), var(--primary-color)) !important;\r\n  color: white !important;\r\n  font-size: 1.1rem !important;\r\n  font-weight: 700 !important;\r\n  border: none !important;\r\n}\r\n\r\n.operation-btn:hover {\r\n  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(139, 92, 246, 0.3) !important;\r\n}\r\n\r\n.equals-btn {\r\n  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light)) !important;\r\n  color: white !important;\r\n  font-size: 1.1rem !important;\r\n  font-weight: 700 !important;\r\n  border: none !important;\r\n}\r\n\r\n.equals-btn:hover {\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(236, 72, 153, 0.3) !important;\r\n}\r\n\r\n.round-btn {\r\n  background: linear-gradient(135deg, var(--accent-color), #60a5fa) !important;\r\n  color: white !important;\r\n  font-weight: 700 !important;\r\n  border: none !important;\r\n}\r\n\r\n.round-btn:hover {\r\n  transform: translateY(-1px) !important;\r\n  box-shadow: 0 3px 5px rgba(59, 130, 246, 0.3) !important;\r\n}\r\n\r\n.round-input {\r\n  display: flex !important;\r\n  align-items: center !important;\r\n  gap: 4px !important;\r\n  flex: 1 !important;\r\n  background-color: var(--bg-light) !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  padding: 0 10px !important;\r\n  border: 1px solid var(--border-color) !important;\r\n  box-shadow: var(--inner-shadow) !important;\r\n  min-height: 32px !important; \/* Reduced minimum height *\/\r\n}\r\n\r\n.round-input input {\r\n  width: 32px !important;\r\n  padding: 3px !important; \/* Reduced padding *\/\r\n  border: none !important;\r\n  background: transparent !important;\r\n  color: var(--text-color) !important;\r\n  font-size: 1rem !important;\r\n  text-align: center !important;\r\n  font-weight: 600 !important;\r\n}\r\n\r\n.round-input input:focus {\r\n  outline: none !important;\r\n}\r\n\r\n.round-label {\r\n  color: var(--text-light) !important;\r\n  font-size: 0.8rem !important;\r\n  font-weight: 500 !important;\r\n}\r\n\r\n.result-display {\r\n  flex: 1 !important;\r\n  display: flex !important;\r\n  align-items: center !important;\r\n  justify-content: center !important;\r\n  background-color: var(--bg-light) !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  padding: 6px !important; \/* Reduced padding *\/\r\n  font-weight: 700 !important;\r\n  color: var(--primary-color) !important;\r\n  border: 1px solid var(--border-color) !important;\r\n  box-shadow: var(--inner-shadow) !important;\r\n  font-size: 1rem !important;\r\n  min-height: 32px !important; \/* Reduced minimum height *\/\r\n}\r\n\r\n\/* Rules Tab - Reduced height *\/\r\n.rules-content {\r\n  display: flex !important;\r\n  flex-direction: column !important;\r\n  gap: 8px !important; \/* Reduced gap *\/\r\n}\r\n\r\n.rule-card {\r\n  background-color: var(--bg-light) !important;\r\n  border: 1px solid var(--border-color) !important;\r\n  border-radius: var(--btn-radius) !important;\r\n  padding: 8px !important; \/* Reduced padding *\/\r\n  transition: var(--transition) !important;\r\n  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.05) !important;\r\n  position: relative !important;\r\n  overflow: hidden !important;\r\n}\r\n\r\n.rule-card::before {\r\n  content: \"\" !important;\r\n  position: absolute !important;\r\n  top: 0 !important;\r\n  left: 0 !important;\r\n  width: 100% !important;\r\n  height: 100% !important;\r\n  background: linear-gradient(to bottom, rgba(255,255,255,0.05), rgba(255,255,255,0)) !important;\r\n  pointer-events: none !important;\r\n}\r\n\r\n.rule-card:hover {\r\n  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.08) !important;\r\n  transform: translateY(-1px) !important;\r\n}\r\n\r\n.rule-card h4 {\r\n  color: var(--primary-color) !important;\r\n  margin-bottom: 4px !important; \/* Reduced margin *\/\r\n  font-size: 0.95rem !important;\r\n  font-weight: 700 !important;\r\n  letter-spacing: 0.3px !important;\r\n}\r\n\r\n.rule-card p {\r\n  color: var(--text-color) !important;\r\n  margin-bottom: 4px !important; \/* Reduced margin *\/\r\n  line-height: 1.3 !important; \/* Reduced line height *\/\r\n  font-size: 0.85rem !important;\r\n}\r\n\r\n.rule-card ul {\r\n  padding-left: 15px !important;\r\n  margin-top: 4px !important; \/* Reduced margin *\/\r\n}\r\n\r\n.rule-card li {\r\n  margin-bottom: 3px !important; \/* Reduced margin *\/\r\n  color: var(--text-color) !important;\r\n  line-height: 1.3 !important; \/* Reduced line height *\/\r\n  font-size: 0.85rem !important;\r\n}\r\n\r\n.rule-card strong {\r\n  color: var(--primary-color) !important;\r\n}\r\n\r\n.rule-example {\r\n  background-color: var(--bg-dark) !important;\r\n  padding: 5px !important; \/* Reduced padding *\/\r\n  border-radius: 8px !important;\r\n  display: flex !important;\r\n  flex-wrap: wrap !important;\r\n  gap: 4px !important;\r\n  box-shadow: var(--inner-shadow) !important;\r\n}\r\n\r\n.example-label {\r\n  font-weight: 700 !important;\r\n  color: var(--text-light) !important;\r\n  font-size: 0.8rem !important;\r\n}\r\n\r\n.example-value {\r\n  color: var(--primary-color) !important;\r\n  font-weight: 600 !important;\r\n  font-size: 0.8rem !important;\r\n}\r\n\r\n\/* Animations *\/\r\n@keyframes pulse {\r\n  0% { transform: scale(1); }\r\n  50% { transform: scale(1.02); }\r\n  100% { transform: scale(1); }\r\n}\r\n\r\n.highlight-result {\r\n  animation: pulse 0.4s ease !important;\r\n}\r\n\r\n\/* Button press animation *\/\r\n.calc-btn:active {\r\n  transform: scale(0.98) !important;\r\n  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;\r\n}\r\n\r\n\/* Responsive Styles - Increased width, reduced height *\/\r\n\/* Extra Small Devices (phones, 320px and up) *\/\r\n@media (min-width: 320px) {\r\n  .calculator-container {\r\n    padding: 0 10px !important;\r\n  }\r\n  \r\n  .calculator-header {\r\n    margin-bottom: 1rem !important;\r\n    padding: 0.5rem 0 !important;\r\n  }\r\n  \r\n  .calculator-title {\r\n    font-size: 1.5rem !important;\r\n    margin-bottom: 0.3rem !important;\r\n  }\r\n  \r\n  .calculator-description {\r\n    font-size: 0.85rem !important;\r\n    line-height: 1.3 !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    max-width: 100% !important;\r\n    margin: 5px auto !important;\r\n    font-size: 14px !important;\r\n  }\r\n  \r\n  .calculator-body {\r\n    border-radius: 12px !important;\r\n  }\r\n  \r\n  .calculator-display {\r\n    padding: 8px 12px !important; \/* Further reduced padding *\/\r\n  }\r\n  \r\n  .calc-btn {\r\n    padding: 6px 3px !important; \/* Further reduced padding *\/\r\n    font-size: 0.95rem !important;\r\n    min-height: 28px !important; \/* Further reduced height *\/\r\n  }\r\n  \r\n  .keypad-row {\r\n    gap: 4px !important; \/* Further reduced gap *\/\r\n  }\r\n  \r\n  .tab-btn {\r\n    padding: 6px 3px !important; \/* Further reduced padding *\/\r\n    font-size: 0.8rem !important;\r\n  }\r\n  \r\n  .tab-panel {\r\n    padding: 6px !important; \/* Further reduced padding *\/\r\n  }\r\n  \r\n  .display-input input {\r\n    padding: 6px 8px !important; \/* Further reduced padding *\/\r\n    font-size: 1.2rem !important;\r\n  }\r\n  \r\n  .result-label, .result-value {\r\n    font-size: 0.8rem !important;\r\n  }\r\n}\r\n\r\n\/* Small Devices (large phones, 375px and up) *\/\r\n@media (min-width: 375px) {\r\n  .calculator-container {\r\n    padding: 0 12px !important;\r\n  }\r\n  \r\n  .calculator-title {\r\n    font-size: 1.7rem !important;\r\n  }\r\n  \r\n  .calculator-description {\r\n    font-size: 0.9rem !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    max-width: 100% !important;\r\n    margin: 8px auto !important;\r\n    font-size: 15px !important;\r\n  }\r\n  \r\n  .calc-btn {\r\n    font-size: 1rem !important;\r\n  }\r\n}\r\n\r\n\/* Medium Devices (tablets, 768px and up) *\/\r\n@media (min-width: 768px) {\r\n  .calculator-container {\r\n    padding: 0 20px !important;\r\n    max-width: 750px !important;\r\n  }\r\n  \r\n  .calculator-header {\r\n    margin-bottom: 1.5rem !important;\r\n    padding: 1rem 0 !important;\r\n  }\r\n  \r\n  .calculator-title {\r\n    font-size: 2rem !important;\r\n    margin-bottom: 0.5rem !important;\r\n  }\r\n  \r\n  .calculator-description {\r\n    font-size: 1rem !important;\r\n    line-height: 1.5 !important;\r\n    max-width: 80% !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    max-width: 700px !important; \/* Increased from 600px *\/\r\n    margin: 15px auto !important;\r\n    font-size: 16px !important;\r\n  }\r\n  \r\n  .calculator-display {\r\n    padding: 12px !important; \/* Reduced from 15px *\/\r\n  }\r\n  \r\n  .calc-btn {\r\n    padding: 10px 5px !important; \/* Reduced from 12px *\/\r\n    font-size: 1.1rem !important;\r\n    min-height: 36px !important; \/* Reduced from 40px *\/\r\n  }\r\n  \r\n  .keypad-row {\r\n    gap: 8px !important; \/* Reduced from 10px *\/\r\n  }\r\n  \r\n  .tab-btn {\r\n    padding: 10px 5px !important; \/* Reduced from 12px *\/\r\n    font-size: 0.9rem !important;\r\n  }\r\n  \r\n  .tab-panel {\r\n    padding: 12px !important; \/* Reduced from 15px *\/\r\n  }\r\n  \r\n  .display-input input {\r\n    padding: 10px 12px !important; \/* Reduced from 12px 15px *\/\r\n    font-size: 1.4rem !important;\r\n  }\r\n  \r\n  .result-label {\r\n    font-size: 0.9rem !important;\r\n  }\r\n  \r\n  .result-value {\r\n    font-size: 1rem !important;\r\n  }\r\n  \r\n  \/* Rules tab layout for tablets *\/\r\n  .rules-content {\r\n    display: grid !important;\r\n    grid-template-columns: repeat(2, 1fr) !important;\r\n    gap: 10px !important; \/* Reduced from 12px *\/\r\n  }\r\n}\r\n\r\n\/* Large Devices (desktops, 992px and up) *\/\r\n@media (min-width: 992px) {\r\n  .calculator-container {\r\n    max-width: 900px !important;\r\n    padding: 0 25px !important;\r\n  }\r\n  \r\n  .calculator-title {\r\n    font-size: 2.2rem !important;\r\n  }\r\n  \r\n  .calculator-description {\r\n    max-width: 70% !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    max-width: 850px !important; \/* Increased from 700px *\/\r\n    margin: 20px auto !important;\r\n  }\r\n  \r\n  .calculator-display {\r\n    padding: 15px !important; \/* Reduced from 18px *\/\r\n  }\r\n  \r\n  .calc-btn {\r\n    padding: 12px 8px !important; \/* Reduced from 15px *\/\r\n    font-size: 1.15rem !important;\r\n    min-height: 40px !important; \/* Reduced from 45px *\/\r\n  }\r\n  \r\n  .display-input input {\r\n    padding: 12px 15px !important; \/* Reduced from 15px 20px *\/\r\n    font-size: 1.5rem !important;\r\n  }\r\n  \r\n  .result-label {\r\n    font-size: 1rem !important;\r\n  }\r\n  \r\n  .result-value {\r\n    font-size: 1.1rem !important;\r\n  }\r\n  \r\n  \/* Rules tab layout for desktops *\/\r\n  .rules-content {\r\n    grid-template-columns: repeat(3, 1fr) !important;\r\n  }\r\n}\r\n\r\n\/* Extra Large Devices (large desktops, 1200px and up) *\/\r\n@media (min-width: 1200px) {\r\n  .calculator-container {\r\n    max-width: 1100px !important;\r\n    padding: 0 30px !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    max-width: 1000px !important; \/* Increased from 800px *\/\r\n    margin: 25px auto !important;\r\n  }\r\n  \r\n  \/* Optional: Two-column layout for very large screens *\/\r\n  .calculator-body {\r\n    display: flex !important;\r\n    flex-direction: column !important;\r\n  }\r\n  \r\n  .calculator-display {\r\n    padding: 15px 20px !important; \/* Reduced from 20px *\/\r\n  }\r\n  \r\n  .calc-btn {\r\n    padding: 14px 10px !important; \/* Reduced from 18px *\/\r\n    font-size: 1.2rem !important;\r\n    min-height: 44px !important; \/* Reduced from 50px *\/\r\n  }\r\n  \r\n  .display-input input {\r\n    padding: 14px 20px !important; \/* Reduced from 18px 25px *\/\r\n    font-size: 1.6rem !important;\r\n  }\r\n  \r\n  \/* Rules tab layout for extra large screens *\/\r\n  .rules-content {\r\n    grid-template-columns: repeat(3, 1fr) !important;\r\n    gap: 12px !important;\r\n  }\r\n}\r\n\r\n\/* Special case for very small screens *\/\r\n@media (max-width: 320px) {\r\n  .calculator-container {\r\n    padding: 0 5px !important;\r\n  }\r\n  \r\n  .calculator-title {\r\n    font-size: 1.3rem !important;\r\n  }\r\n  \r\n  .calculator-description {\r\n    font-size: 0.8rem !important;\r\n    line-height: 1.2 !important;\r\n  }\r\n  \r\n  .premium-sig-fig-calculator {\r\n    font-size: 13px !important;\r\n  }\r\n  \r\n  .calc-btn {\r\n    padding: 5px 2px !important; \/* Further reduced padding *\/\r\n    font-size: 0.9rem !important;\r\n    min-height: 26px !important; \/* Further reduced height *\/\r\n  }\r\n  \r\n  .keypad-row {\r\n    gap: 3px !important; \/* Further reduced gap *\/\r\n  }\r\n  \r\n  .display-input input {\r\n    padding: 5px 6px !important; \/* Further reduced padding *\/\r\n    font-size: 1.1rem !important;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<script>\r\ndocument.addEventListener('DOMContentLoaded', function() {\r\n  const container = document.querySelector('.premium-sig-fig-calculator');\r\n  const numberInput = document.getElementById('number-input');\r\n  const calculationDisplay = document.getElementById('calculation-display');\r\n  const sigFigCount = document.getElementById('sig-fig-count');\r\n  const scientificNotation = document.getElementById('scientific-notation');\r\n  const operationResult = document.getElementById('operation-result');\r\n  const roundDigits = document.getElementById('round-digits');\r\n  const roundedResult = document.getElementById('rounded-result');\r\n  const opRoundDigits = document.getElementById('op-round-digits');\r\n  const opRoundedResult = document.getElementById('op-rounded-result');\r\n  \r\n  \/\/ Calculator state\r\n  let currentValue = '';\r\n  let storedValue = null;\r\n  let currentOperation = null;\r\n  let calculationComplete = false;\r\n  \r\n  \/\/ Flag to track if input is from keyboard or button\r\n  let isDirectInput = false;\r\n  \r\n  \/\/ Tab Switching\r\n  const tabButtons = document.querySelectorAll('.tab-btn');\r\n  const tabPanels = document.querySelectorAll('.tab-panel');\r\n  \r\n  tabButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      \/\/ Remove active class from all buttons and panels\r\n      tabButtons.forEach(btn => btn.classList.remove('active'));\r\n      tabPanels.forEach(panel => panel.classList.remove('active'));\r\n      \r\n      \/\/ Add active class to clicked button and corresponding panel\r\n      button.classList.add('active');\r\n      const tabId = button.getAttribute('data-tab');\r\n      document.getElementById(`${tabId}-panel`).classList.add('active');\r\n    });\r\n  });\r\n  \r\n  \/\/ Keypad functionality for both Basic and Operations tabs\r\n  const numberButtons = document.querySelectorAll('.number-btn, .operator-btn');\r\n  numberButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      const value = button.getAttribute('data-value');\r\n      if (value) {\r\n        \/\/ If a calculation was just completed and we're starting a new number\r\n        if (calculationComplete && !isOperator(value)) {\r\n          numberInput.value = '';\r\n          calculationComplete = false;\r\n        }\r\n        \r\n        if (value === 'e' || value === 'E') {\r\n          numberInput.value += 'e';\r\n        } else if (value === '-') {\r\n          \/\/ Toggle negative\/positive\r\n          if (numberInput.value.startsWith('-')) {\r\n            numberInput.value = numberInput.value.substring(1);\r\n          } else {\r\n            numberInput.value = '-' + numberInput.value;\r\n          }\r\n        } else {\r\n          numberInput.value += value;\r\n        }\r\n        updateResults();\r\n      }\r\n    });\r\n  });\r\n  \r\n  \/\/ Function buttons (shared between tabs)\r\n  const clearButtons = document.querySelectorAll('[data-action=\"clear\"]');\r\n  clearButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      \/\/ Clear all displays and results\r\n      numberInput.value = '';\r\n      calculationDisplay.textContent = '';\r\n      operationResult.textContent = '-';\r\n      roundedResult.textContent = '-';\r\n      if (opRoundedResult) opRoundedResult.textContent = '-';\r\n      storedValue = null;\r\n      currentOperation = null;\r\n      calculationComplete = false;\r\n      updateResults();\r\n    });\r\n  });\r\n  \r\n  const backspaceButtons = document.querySelectorAll('[data-action=\"backspace\"]');\r\n  backspaceButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      numberInput.value = numberInput.value.slice(0, -1);\r\n      updateResults();\r\n    });\r\n  });\r\n  \r\n  const copyButtons = document.querySelectorAll('[data-action=\"copy\"]');\r\n  copyButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      let textToCopy = '';\r\n      \r\n      if (operationResult.textContent !== '-') {\r\n        textToCopy = operationResult.textContent;\r\n      } else if (numberInput.value) {\r\n        textToCopy = numberInput.value;\r\n      }\r\n      \r\n      if (textToCopy) {\r\n        navigator.clipboard.writeText(textToCopy)\r\n          .then(() => {\r\n            button.textContent = 'Copied!';\r\n            setTimeout(() => {\r\n              button.textContent = 'Copy';\r\n            }, 2000);\r\n          });\r\n      }\r\n    });\r\n  });\r\n  \r\n  const scientificButtons = document.querySelectorAll('[data-action=\"scientific\"]');\r\n  scientificButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      const num = parseFloat(numberInput.value);\r\n      if (!isNaN(num)) {\r\n        \/\/ Convert to scientific notation format for input\r\n        const absNum = Math.abs(num);\r\n        const sign = num < 0 ? '-' : '';\r\n        let exponent = Math.floor(Math.log10(absNum));\r\n        let coefficient = absNum \/ Math.pow(10, exponent);\r\n        \r\n        \/\/ Format for input field\r\n        numberInput.value = `${sign}${coefficient}e${exponent}`;\r\n        updateResults();\r\n      }\r\n    });\r\n  });\r\n  \r\n  \/\/ Round buttons\r\n  document.querySelector('[data-action=\"round\"]').addEventListener('click', () => {\r\n    roundNumber(roundDigits, roundedResult);\r\n  });\r\n  \r\n  if (document.querySelector('[data-action=\"op-round\"]')) {\r\n    document.querySelector('[data-action=\"op-round\"]').addEventListener('click', () => {\r\n      roundNumber(opRoundDigits, opRoundedResult);\r\n    });\r\n  }\r\n  \r\n  \/\/ Operation buttons\r\n  const operationButtons = document.querySelectorAll('.operation-btn');\r\n  operationButtons.forEach(button => {\r\n    button.addEventListener('click', () => {\r\n      const operation = button.getAttribute('data-operation');\r\n      if (operation) {\r\n        handleOperation(operation);\r\n      }\r\n    });\r\n  });\r\n  \r\n  \/\/ Equals button\r\n  document.querySelector('[data-action=\"equals\"]').addEventListener('click', () => {\r\n    calculateResult();\r\n  });\r\n  \r\n  function handleOperation(operation) {\r\n    \/\/ If there's already a stored value and operation, calculate the result first\r\n    if (storedValue !== null && currentOperation !== null && numberInput.value) {\r\n      calculateResult();\r\n    }\r\n    \r\n    \/\/ Store the current value and operation\r\n    if (numberInput.value) {\r\n      storedValue = parseFloat(numberInput.value);\r\n      currentOperation = operation;\r\n      \r\n      \/\/ Update the calculation display\r\n      let operationSymbol = '';\r\n      switch(operation) {\r\n        case 'add': operationSymbol = '+'; break;\r\n        case 'subtract': operationSymbol = '\u2212'; break;\r\n        case 'multiply': operationSymbol = '\u00d7'; break;\r\n        case 'divide': operationSymbol = '\u00f7'; break;\r\n      }\r\n      \r\n      calculationDisplay.textContent = `${storedValue} ${operationSymbol}`;\r\n      \r\n      \/\/ Clear the input for the next number\r\n      numberInput.value = '';\r\n    }\r\n  }\r\n  \r\n  function calculateResult() {\r\n    if (storedValue === null || currentOperation === null || numberInput.value === '') {\r\n      return;\r\n    }\r\n    \r\n    const num1 = parseFloat(storedValue);\r\n    const num2 = parseFloat(numberInput.value);\r\n    let result;\r\n    \r\n    \/\/ Perform the operation\r\n    switch(currentOperation) {\r\n      case 'add':\r\n        result = num1 + num2;\r\n        break;\r\n      case 'subtract':\r\n        result = num1 - num2;\r\n        break;\r\n      case 'multiply':\r\n        result = num1 * num2;\r\n        break;\r\n      case 'divide':\r\n        result = num1 \/ num2;\r\n        break;\r\n    }\r\n    \r\n    \/\/ For debugging - log the calculation\r\n    console.log(`Calculation: ${num1} ${currentOperation} ${num2} = ${result}`);\r\n    \r\n    \/\/ Format the result according to significant figure rules\r\n    let formattedResult;\r\n    \r\n    \/\/ For addition and subtraction, we need to consider decimal places\r\n    if (currentOperation === 'add' || currentOperation === 'subtract') {\r\n      \/\/ Get decimal places\r\n      const dp1 = (num1.toString().split('.')[1] || '').length;\r\n      const dp2 = (num2.toString().split('.')[1] || '').length;\r\n      const minDP = Math.min(dp1, dp2);\r\n      \r\n      \/\/ Format result with correct decimal places\r\n      formattedResult = result.toFixed(minDP);\r\n    } else {\r\n      \/\/ For multiplication and division, we consider significant figures\r\n      const sf1 = countSigFigs(num1.toString());\r\n      const sf2 = countSigFigs(num2.toString());\r\n      const minSF = Math.min(sf1, sf2);\r\n      \r\n      \/\/ Format result with correct significant figures\r\n      formattedResult = formatWithSigFigs(result, minSF);\r\n    }\r\n    \r\n    \/\/ Update the calculation display\r\n    let operationSymbol = '';\r\n    switch(currentOperation) {\r\n      case 'add': operationSymbol = '+'; break;\r\n      case 'subtract': operationSymbol = '\u2212'; break;\r\n      case 'multiply': operationSymbol = '\u00d7'; break;\r\n      case 'divide': operationSymbol = '\u00f7'; break;\r\n    }\r\n    \r\n    calculationDisplay.textContent = `${num1} ${operationSymbol} ${num2} =`;\r\n    \r\n    \/\/ Update the input with the result\r\n    numberInput.value = result.toString();\r\n    \r\n    \/\/ Update the operation result\r\n    operationResult.innerHTML = formattedResult;\r\n    \r\n    \/\/ Highlight the result\r\n    operationResult.classList.add('highlight-result');\r\n    setTimeout(() => {\r\n      operationResult.classList.remove('highlight-result');\r\n    }, 500);\r\n    \r\n    \/\/ Reset the operation\r\n    storedValue = null;\r\n    currentOperation = null;\r\n    calculationComplete = true;\r\n    \r\n    \/\/ Update other results\r\n    updateResults();\r\n  }\r\n  \r\n  function isOperator(value) {\r\n    return ['+', '-', '\u00d7', '\u00f7', 'e', 'E', '.'].includes(value);\r\n  }\r\n  \r\n  \/\/ Count significant figures\r\n  function countSigFigs(numStr) {\r\n    \/\/ Remove any commas\r\n    numStr = numStr.replace(\/,\/g, '');\r\n    \r\n    \/\/ Check if the string is in scientific notation\r\n    const scientificMatch = numStr.match(\/^([+-]?\\d*\\.?\\d+)(?:[eE]([+-]?\\d+))?$\/);\r\n    if (scientificMatch) {\r\n      numStr = scientificMatch[1]; \/\/ Extract the coefficient part\r\n    }\r\n    \r\n    \/\/ Handle special cases\r\n    if (numStr === '0') return 0;\r\n    \r\n    \/\/ Remove leading zeros\r\n    numStr = numStr.replace(\/^0+\/, '');\r\n    \r\n    \/\/ If there's a decimal point\r\n    if (numStr.includes('.')) {\r\n      \/\/ Remove trailing zeros after decimal if there's no decimal point\r\n      if (numStr.indexOf('.') === 0) {\r\n        \/\/ If it starts with a decimal point (e.g., .123)\r\n        numStr = numStr.replace(\/^\\.0+\/, '.');\r\n        return numStr.replace(\/[^0-9]\/g, '').length;\r\n      } else {\r\n        \/\/ Remove decimal point for counting\r\n        return numStr.replace(\/\\.\/, '').replace(\/^0+\/, '').length;\r\n      }\r\n    } else {\r\n      \/\/ For integers, remove trailing zeros (they're ambiguous)\r\n      return numStr.replace(\/0+$\/, '').length;\r\n    }\r\n  }\r\n  \r\n  \/\/ Format to scientific notation\r\n  function toScientificNotation(num) {\r\n    if (num === 0) return '0';\r\n    \r\n    const absNum = Math.abs(num);\r\n    const sign = num < 0 ? '-' : '';\r\n    \r\n    let exponent = Math.floor(Math.log10(absNum));\r\n    let coefficient = absNum \/ Math.pow(10, exponent);\r\n    \r\n    \/\/ Format coefficient to match significant figures\r\n    const sigFigs = countSigFigs(num.toString());\r\n    coefficient = coefficient.toFixed(sigFigs - 1);\r\n    \r\n    return `${sign}${coefficient} \u00d7 10<sup>${exponent}<\/sup>`;\r\n  }\r\n  \r\n  \/\/ Round to significant figures\r\n  function roundToSigFigs(num, sigFigs) {\r\n    if (num === 0) return 0;\r\n    \r\n    const sign = num < 0 ? -1 : 1;\r\n    const absNum = Math.abs(num);\r\n    \r\n    \/\/ Calculate the power of 10 to round to\r\n    const power = Math.floor(Math.log10(absNum)) + 1;\r\n    const magnitude = Math.pow(10, power - sigFigs);\r\n    \r\n    \/\/ Round the number\r\n    const rounded = Math.round(absNum \/ magnitude) * magnitude;\r\n    \r\n    return sign * rounded;\r\n  }\r\n  \r\n  \/\/ Format number with proper significant figures\r\n  function formatWithSigFigs(num, sigFigs) {\r\n    if (num === 0) return '0';\r\n    \r\n    \/\/ For debugging\r\n    console.log(`Formatting ${num} with ${sigFigs} significant figures`);\r\n    \r\n    \/\/ Direct approach for simple cases\r\n    if (sigFigs === 1) {\r\n      \/\/ For single significant figure, just round to nearest\r\n      const rounded = Math.round(num);\r\n      console.log(`Simple rounding: ${rounded}`);\r\n      return rounded.toString();\r\n    }\r\n    \r\n    \/\/ For numbers like 6*6=36, we want to show exactly 36\r\n    if (Number.isInteger(num) && num.toString().length <= sigFigs) {\r\n      console.log(`Integer within sig figs: ${num}`);\r\n      return num.toString();\r\n    }\r\n    \r\n    const absNum = Math.abs(num);\r\n    const sign = num < 0 ? '-' : '';\r\n    \r\n    \/\/ Determine if scientific notation is needed\r\n    if (absNum >= 1e6 || absNum < 1e-3) {\r\n      const exponent = Math.floor(Math.log10(absNum));\r\n      const coefficient = absNum \/ Math.pow(10, exponent);\r\n      \r\n      \/\/ Format coefficient to match significant figures\r\n      const formattedCoefficient = coefficient.toFixed(sigFigs - 1);\r\n      console.log(`Scientific notation: ${formattedCoefficient} \u00d7 10^${exponent}`);\r\n      return `${sign}${formattedCoefficient} \u00d7 10<sup>${exponent}<\/sup>`;\r\n    }\r\n    \r\n    \/\/ Format with the correct number of decimal places\r\n    const power = Math.floor(Math.log10(absNum)) + 1;\r\n    const decimalPlaces = Math.max(0, sigFigs - power);\r\n    \r\n    const result = sign + absNum.toFixed(decimalPlaces);\r\n    console.log(`Standard format: ${result}`);\r\n    return result;\r\n  }\r\n  \r\n  \/\/ Update results when input changes\r\n  function updateResults() {\r\n    const value = numberInput.value.trim();\r\n    \r\n    if (value === '') {\r\n      sigFigCount.textContent = '-';\r\n      scientificNotation.textContent = '-';\r\n      return;\r\n    }\r\n    \r\n    try {\r\n      const num = parseFloat(value);\r\n      if (isNaN(num)) {\r\n        sigFigCount.textContent = 'Invalid';\r\n        scientificNotation.textContent = '-';\r\n        return;\r\n      }\r\n      \r\n      const sigFigs = countSigFigs(value);\r\n      sigFigCount.textContent = sigFigs;\r\n      scientificNotation.innerHTML = toScientificNotation(num);\r\n      \r\n      \/\/ Highlight the result\r\n      sigFigCount.classList.add('highlight-result');\r\n      setTimeout(() => {\r\n        sigFigCount.classList.remove('highlight-result');\r\n      }, 500);\r\n    } catch (e) {\r\n      sigFigCount.textContent = 'Error';\r\n      scientificNotation.textContent = '-';\r\n    }\r\n  }\r\n  \r\n  \/\/ Listen for input changes\r\n  numberInput.addEventListener('input', function(e) {\r\n    \/\/ Set flag to indicate direct input\r\n    isDirectInput = true;\r\n    updateResults();\r\n    \/\/ Reset flag after processing\r\n    setTimeout(() => {\r\n      isDirectInput = false;\r\n    }, 10);\r\n  });\r\n  \r\n  \/\/ Round number function\r\n  function roundNumber(digitsInput, resultDisplay) {\r\n    const num = parseFloat(numberInput.value);\r\n    const digits = parseInt(digitsInput.value);\r\n    \r\n    if (isNaN(num) || isNaN(digits) || digits < 1) {\r\n      resultDisplay.textContent = 'Invalid';\r\n      return;\r\n    }\r\n    \r\n    const result = formatWithSigFigs(num, digits);\r\n    resultDisplay.innerHTML = result;\r\n    \r\n    \/\/ Highlight the result\r\n    resultDisplay.classList.add('highlight-result');\r\n    setTimeout(() => {\r\n      resultDisplay.classList.remove('highlight-result');\r\n    }, 500);\r\n  }\r\n  \r\n  \/\/ Initialize the calculator\r\n  updateResults();\r\n  \r\n  \/\/ Add keyboard support\r\n  document.addEventListener('keydown', function(event) {\r\n    \/\/ Skip keyboard handling if the input is focused (direct typing)\r\n    if (document.activeElement === numberInput) {\r\n      return;\r\n    }\r\n    \r\n    \/\/ Number keys\r\n    if (\/^[0-9]$\/.test(event.key)) {\r\n      const activeTab = document.querySelector('.tab-panel.active').id;\r\n      if (activeTab === 'basic-panel' || activeTab === 'operations-panel') {\r\n        document.querySelector(`.number-btn[data-value=\"${event.key}\"]`).click();\r\n      }\r\n    }\r\n    \r\n    \/\/ Operators\r\n    switch(event.key) {\r\n      case '.':\r\n        if (document.querySelector('.tab-panel.active').id === 'basic-panel' || \r\n            document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operator-btn[data-value=\".\"]`).click();\r\n        }\r\n        break;\r\n      case '+':\r\n        if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operation-btn[data-operation=\"add\"]`).click();\r\n        }\r\n        break;\r\n      case '-':\r\n        if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operation-btn[data-operation=\"subtract\"]`).click();\r\n        }\r\n        break;\r\n      case '*':\r\n        if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operation-btn[data-operation=\"multiply\"]`).click();\r\n        }\r\n        break;\r\n      case '\/':\r\n        if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operation-btn[data-operation=\"divide\"]`).click();\r\n        }\r\n        break;\r\n      case 'Enter':\r\n        if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`[data-action=\"equals\"]`).click();\r\n        }\r\n        break;\r\n      case 'Backspace':\r\n        if (document.querySelector('.tab-panel.active').id === 'basic-panel') {\r\n          document.querySelector('#basic-panel [data-action=\"backspace\"]').click();\r\n        } else if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector('#operations-panel [data-action=\"backspace\"]').click();\r\n        }\r\n        break;\r\n      case 'Escape':\r\n        if (document.querySelector('.tab-panel.active').id === 'basic-panel') {\r\n          document.querySelector('#basic-panel [data-action=\"clear\"]').click();\r\n        } else if (document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector('#operations-panel [data-action=\"clear\"]').click();\r\n        }\r\n        break;\r\n      case 'e':\r\n      case 'E':\r\n        if (document.querySelector('.tab-panel.active').id === 'basic-panel' || \r\n            document.querySelector('.tab-panel.active').id === 'operations-panel') {\r\n          document.querySelector(`.operator-btn[data-value=\"e\"]`).click();\r\n        }\r\n        break;\r\n    }\r\n  });\r\n});\r\n<\/script><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9a8b141 e-con-full e-flex e-con e-parent\" data-id=\"9a8b141\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-82d4daa elementor-widget elementor-widget-shortcode\" data-id=\"82d4daa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><link href=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/font-awesome\/6.5.0\/css\/all.min.css\" rel=\"stylesheet\">\r\n \r\n    <section id=\"features\" class=\"features-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Key Features<\/h2>\r\n            <p class=\"section-subtitle\">Discover what makes our significant figure calculator the best tool for your scientific calculations<\/p>\r\n            \r\n            <div class=\"features-grid\">\r\n                <div class=\"feature-card\">\r\n                    <div class=\"feature-icon\">\r\n                        <i class=\"fas fa-calculator\"><\/i>\r\n                    <\/div>\r\n                    <h3 class=\"feature-title\">Accurate Counting<\/h3>\r\n                    <p class=\"feature-description\">Precisely count the number of significant figures in any numerical value, including scientific notation.<\/p>\r\n                <\/div>\r\n                \r\n                <div class=\"feature-card\">\r\n                    <div class=\"feature-icon\">\r\n                        <i class=\"fas fa-plus-minus\"><\/i>\r\n                    <\/div>\r\n                    <h3 class=\"feature-title\">Mathematical Operations<\/h3>\r\n                    <p class=\"feature-description\">Perform addition, subtraction, multiplication, and division while maintaining proper significant figure rules.<\/p>\r\n                <\/div>\r\n                \r\n                <div class=\"feature-card\">\r\n                    <div class=\"feature-icon\">\r\n                        <i class=\"fas fa-graduation-cap\"><\/i>\r\n                    <\/div>\r\n                    <h3 class=\"feature-title\">Educational Explanations<\/h3>\r\n                    <p class=\"feature-description\">Learn why a number has a specific count of significant figures with detailed explanations.<\/p>\r\n                <\/div>\r\n                \r\n                <div class=\"feature-card\">\r\n                    <div class=\"feature-icon\">\r\n                        <i class=\"fas fa-mobile-alt\"><\/i>\r\n                    <\/div>\r\n                    <h3 class=\"feature-title\">Mobile Friendly<\/h3>\r\n                    <p class=\"feature-description\">Access our calculator on any device with a fully responsive design that works on smartphones, tablets, and desktops.<\/p>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    <!-- How To Use Section -->\r\n    <section id=\"how-to-use\" class=\"how-to-use-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">How To Use Our Calculator<\/h2>\r\n            <p class=\"section-subtitle\">Follow these simple steps to get accurate results with our significant figure calculator<\/p>\r\n            \r\n            <div class=\"steps-container\">\r\n                <div class=\"step-card\">\r\n                    <div class=\"step-number\">1<\/div>\r\n                    <h3 class=\"step-title\">Enter Your Number<\/h3>\r\n                    <p class=\"step-description\">Type the number you want to analyze in the input field. You can use standard notation (123.45) or scientific notation (1.2345 \u00d7 10^2).<\/p>\r\n                <\/div>\r\n                \r\n                <div class=\"step-card\">\r\n                    <div class=\"step-number\">2<\/div>\r\n                    <h3 class=\"step-title\">Click Calculate<\/h3>\r\n                    <p class=\"step-description\">Press the calculate button to process your input. Our algorithm will analyze the number according to standard significant figure rules.<\/p>\r\n                <\/div>\r\n                \r\n                <div class=\"step-card\">\r\n                    <div class=\"step-number\">3<\/div>\r\n                    <h3 class=\"step-title\">View Results<\/h3>\r\n                    <p class=\"step-description\">The calculator will display the number of significant figures and provide an explanation of how it determined the result.<\/p>\r\n                <\/div>\r\n            <\/div>\r\n            \r\n            <div class=\"text-center\" style=\"margin-top: 50px;\">\r\n                <a href=\"#home\" class=\"btn\">Try It Now<\/a>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    <!-- Examples Section -->\r\n    <section id=\"examples\" class=\"examples-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Significant Figure Examples<\/h2>\r\n            <p class=\"section-subtitle\">Learn through these practical examples how significant figures work in different scenarios<\/p>\r\n            \r\n            <div class=\"examples-grid\">\r\n                <div class=\"example-card\">\r\n                    <h3 class=\"example-title\">Example 1: Counting Sig Figs<\/h3>\r\n                    <p class=\"example-problem\">Number: 0.00340<\/p>\r\n                    <p class=\"example-solution\">Significant Figures: 3<\/p>\r\n                    <div class=\"example-explanation\">\r\n                        Leading zeros are not significant. The digits 3, 4, and the trailing 0 are significant because trailing zeros after a decimal point are significant.\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"example-card\">\r\n                    <h3 class=\"example-title\">Example 2: Scientific Notation<\/h3>\r\n                    <p class=\"example-problem\">Number: 5.670 \u00d7 10^3<\/p>\r\n                    <p class=\"example-solution\">Significant Figures: 4<\/p>\r\n                    <div class=\"example-explanation\">\r\n                        In scientific notation, all digits in the coefficient are significant. Therefore, 5, 6, 7, and 0 are all significant digits.\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"example-card\">\r\n                    <h3 class=\"example-title\">Example 3: Addition<\/h3>\r\n                    <p class=\"example-problem\">12.52 + 1.7<\/p>\r\n                    <p class=\"example-solution\">Result: 14.2<\/p>\r\n                    <div class=\"example-explanation\">\r\n                        When adding or subtracting, the result should have the same number of decimal places as the least precise measurement (1.7 has 1 decimal place).\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"example-card\">\r\n                    <h3 class=\"example-title\">Example 4: Multiplication<\/h3>\r\n                    <p class=\"example-problem\">2.4 \u00d7 3.17<\/p>\r\n                    <p class=\"example-solution\">Result: 7.6<\/p>\r\n                    <div class=\"example-explanation\">\r\n                        When multiplying or dividing, the result should have the same number of significant figures as the measurement with the fewest significant figures (2.4 has 2 sig figs).\r\n                    <\/div>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    \r\n\r\n    <!-- Practice Problems Section -->\r\n    <section id=\"practice\" class=\"practice-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Practice Problems<\/h2>\r\n            <p class=\"section-subtitle\">Test your knowledge with these interactive practice problems on significant figures<\/p>\r\n            \r\n            <div class=\"practice-grid\">\r\n                <div class=\"practice-card\">\r\n                    <h3 class=\"practice-title\">Problem 1: Counting Significant Figures<\/h3>\r\n                    <div class=\"practice-problem\">How many significant figures are in the number 0.00340?<\/div>\r\n                    <div class=\"practice-options\">\r\n                        <div class=\"practice-option\" data-answer=\"false\">2<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"true\">3<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">4<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">5<\/div>\r\n                    <\/div>\r\n                    <div class=\"practice-feedback\" id=\"feedback-1\"><\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"practice-card\">\r\n                    <h3 class=\"practice-title\">Problem 2: Addition Rule<\/h3>\r\n                    <div class=\"practice-problem\">What is the result of 23.45 + 1.2 with the correct number of significant figures?<\/div>\r\n                    <div class=\"practice-options\">\r\n                        <div class=\"practice-option\" data-answer=\"false\">24.65<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"true\">24.7<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">24.6<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">25<\/div>\r\n                    <\/div>\r\n                    <div class=\"practice-feedback\" id=\"feedback-2\"><\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"practice-card\">\r\n                    <h3 class=\"practice-title\">Problem 3: Multiplication Rule<\/h3>\r\n                    <div class=\"practice-problem\">What is the result of 4.2 \u00d7 3.156 with the correct number of significant figures?<\/div>\r\n                    <div class=\"practice-options\">\r\n                        <div class=\"practice-option\" data-answer=\"false\">13.2552<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">13.26<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"true\">13.3<\/div>\r\n                        <div class=\"practice-option\" data-answer=\"false\">13<\/div>\r\n                    <\/div>\r\n                    <div class=\"practice-feedback\" id=\"feedback-3\"><\/div>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    <!-- Compare Calculators Section -->\r\n    <section id=\"compare\" class=\"compare-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Compare Calculators<\/h2>\r\n            <p class=\"section-subtitle\">See how our significant figure calculator compares to other options available online<\/p>\r\n            \r\n            <div class=\"compare-table-container\">\r\n                <table class=\"compare-table\">\r\n                    <thead>\r\n                        <tr>\r\n                            <th>Features<\/th>\r\n                            <th>SigFigCalculator.io<\/th>\r\n                            <th>Basic Calculators<\/th>\r\n                            <th>Other Sig Fig Tools<\/th>\r\n                        <\/tr>\r\n                    <\/thead>\r\n                    <tbody>\r\n                        <tr class=\"compare-highlight\">\r\n                            <td>Accurate counting of 0.00X numbers<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Scientific notation support<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Detailed explanations<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Mobile responsive design<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Addition\/subtraction with sig fig rules<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Multiplication\/division with sig fig rules<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Practice problems<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-times compare-x\"><\/i><\/td>\r\n                        <\/tr>\r\n                        <tr>\r\n                            <td>Free to use<\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                            <td><i class=\"fas fa-check compare-check\"><\/i><\/td>\r\n                        <\/tr>\r\n                    <\/tbody>\r\n                <\/table>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    <!-- Scientific Applications Section -->\r\n    <section id=\"applications\" class=\"applications-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Scientific Applications<\/h2>\r\n            <p class=\"section-subtitle\">Discover how significant figures are used in various scientific fields<\/p>\r\n            \r\n            <div class=\"applications-grid\">\r\n                <div class=\"application-card\">\r\n                    <div class=\"application-image\">\r\n                        <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/2280549\/pexels-photo-2280549.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Chemistry Lab\">\r\n                        <div class=\"application-field\">Chemistry<\/div>\r\n                    <\/div>\r\n                    <div class=\"application-content\">\r\n                        <h3 class=\"application-title\">Chemistry Applications<\/h3>\r\n                        <p class=\"application-description\">In chemistry, significant figures are crucial for reporting measurements from lab equipment and ensuring accurate calculations in chemical reactions and stoichiometry.<\/p>\r\n                        <div class=\"application-examples\">\r\n                            <strong>Example:<\/strong> When measuring 25.4 mL of a solution with a graduated cylinder (\u00b10.1 mL precision), the result must be reported with the appropriate significant figures to reflect the measurement uncertainty.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"application-card\">\r\n                    <div class=\"application-image\">\r\n                        <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/2150\/sky-space-dark-galaxy.jpg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Physics\">\r\n                        <div class=\"application-field\">Physics<\/div>\r\n                    <\/div>\r\n                    <div class=\"application-content\">\r\n                        <h3 class=\"application-title\">Physics Applications<\/h3>\r\n                        <p class=\"application-description\">Physicists use significant figures to maintain precision in experimental measurements, calculations of physical constants, and theoretical predictions.<\/p>\r\n                        <div class=\"application-examples\">\r\n                            <strong>Example:<\/strong> When calculating the acceleration due to gravity from experimental data, the number of significant figures in the result must reflect the precision of the measurements used in the calculation.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"application-card\">\r\n                    <div class=\"application-image\">\r\n                        <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/8325710\/pexels-photo-8325710.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Engineering\">\r\n                        <div class=\"application-field\">Engineering<\/div>\r\n                    <\/div>\r\n                    <div class=\"application-content\">\r\n                        <h3 class=\"application-title\">Engineering Applications<\/h3>\r\n                        <p class=\"application-description\">Engineers rely on significant figures to ensure precision in design specifications, material properties, and structural calculations.<\/p>\r\n                        <div class=\"application-examples\">\r\n                            <strong>Example:<\/strong> When designing a bridge, engineers must use appropriate significant figures in stress calculations to ensure safety margins are accurately represented and maintained.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    <!-- Testimonials Section -->\r\n    <section id=\"testimonials\" class=\"testimonials-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">What Our Users Say<\/h2>\r\n            <p class=\"section-subtitle\">Hear from students, teachers, and professionals who use our calculator<\/p>\r\n            \r\n            <div class=\"testimonials-container\">\r\n                <div class=\"testimonials-grid\">\r\n                    <div class=\"testimonial-card\">\r\n                        <div class=\"testimonial-content\">\r\n                            This calculator has been a lifesaver for my chemistry students. It not only gives the right answers but explains the reasoning, which helps them learn the concepts better.\r\n                        <\/div>\r\n                        <div class=\"testimonial-author\">\r\n                            <div class=\"author-avatar\">\r\n                                <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/5212317\/pexels-photo-5212317.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Sarah Johnson\">\r\n                            <\/div>\r\n                            <div class=\"author-info\">\r\n                                <div class=\"author-name\">Sarah Johnson<\/div>\r\n                                <div class=\"author-title\">Chemistry Teacher<\/div>\r\n                            <\/div>\r\n                        <\/div>\r\n                        <div class=\"testimonial-rating\">\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                        <\/div>\r\n                    <\/div>\r\n                    \r\n                    <div class=\"testimonial-card\">\r\n                        <div class=\"testimonial-content\">\r\n                            As an engineering student, I use this calculator daily. The interface is intuitive, and it handles scientific notation perfectly. It's become an essential tool for my studies.\r\n                        <\/div>\r\n                        <div class=\"testimonial-author\">\r\n                            <div class=\"author-avatar\">\r\n                                <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/220453\/pexels-photo-220453.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Michael Chen\">\r\n                            <\/div>\r\n                            <div class=\"author-info\">\r\n                                <div class=\"author-name\">Michael Chen<\/div>\r\n                                <div class=\"author-title\">Engineering Student<\/div>\r\n                            <\/div>\r\n                        <\/div>\r\n                        <div class=\"testimonial-rating\">\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star-half-alt\"><\/i>\r\n                        <\/div>\r\n                    <\/div>\r\n                    \r\n                    <div class=\"testimonial-card\">\r\n                        <div class=\"testimonial-content\">\r\n                            The best sig fig calculator I've found online. It's accurate, fast, and the explanations help me understand why my answers are right or wrong. Highly recommended!\r\n                        <\/div>\r\n                        <div class=\"testimonial-author\">\r\n                            <div class=\"author-avatar\">\r\n                                <img decoding=\"async\" src=\"https:\/\/images.pexels.com\/photos\/774909\/pexels-photo-774909.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2\" alt=\"Emily Rodriguez\">\r\n                            <\/div>\r\n                            <div class=\"author-info\">\r\n                                <div class=\"author-name\">Emily Rodriguez<\/div>\r\n                                <div class=\"author-title\">Physics Major<\/div>\r\n                            <\/div>\r\n                        <\/div>\r\n                        <div class=\"testimonial-rating\">\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                            <i class=\"fas fa-star\"><\/i>\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n    \r\n\r\n    <!-- FAQ Section -->\r\n    <section id=\"faq\" class=\"faq-section section-padding\">\r\n        <div class=\"container\">\r\n            <h2 class=\"section-title\">Frequently Asked Questions<\/h2>\r\n            <p class=\"section-subtitle\">Find answers to common questions about significant figures and our calculator<\/p>\r\n            \r\n            <div class=\"faq-container\">\r\n                <div class=\"faq-item\">\r\n                    <div class=\"faq-question\">\r\n                        What are significant figures?\r\n                        <i class=\"fas fa-chevron-down\"><\/i>\r\n                    <\/div>\r\n                    <div class=\"faq-answer\">\r\n                        <div class=\"faq-answer-content\">\r\n                            Significant figures (also called significant digits) are the digits in a number that carry meaningful value and contribute to its precision. They represent the reliability of a measurement or calculation in scientific and engineering applications. The concept helps scientists communicate the precision of their measurements and ensures that calculations don't imply greater accuracy than the original measurements support.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"faq-item\">\r\n                    <div class=\"faq-question\">\r\n                        How do I identify significant figures in a number?\r\n                        <i class=\"fas fa-chevron-down\"><\/i>\r\n                    <\/div>\r\n                    <div class=\"faq-answer\">\r\n                        <div class=\"faq-answer-content\">\r\n                            <p>Follow these rules to identify significant figures:<\/p>\r\n                            <ul style=\"margin-left: 20px; margin-top: 10px;\">\r\n                                <li>All non-zero digits are significant (1-9)<\/li>\r\n                                <li>Zeros between non-zero digits are significant<\/li>\r\n                                <li>Leading zeros (zeros before the first non-zero digit) are NOT significant<\/li>\r\n                                <li>Trailing zeros after a decimal point ARE significant<\/li>\r\n                                <li>Trailing zeros in a whole number are ambiguous unless written in scientific notation<\/li>\r\n                            <\/ul>\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"faq-item\">\r\n                    <div class=\"faq-question\">\r\n                        Why are significant figures important in science?\r\n                        <i class=\"fas fa-chevron-down\"><\/i>\r\n                    <\/div>\r\n                    <div class=\"faq-answer\">\r\n                        <div class=\"faq-answer-content\">\r\n                            Significant figures are crucial in scientific work because they communicate the precision of measurements and prevent false precision in reported results. When scientists perform calculations with measured values, the rules of significant figures ensure that the final result doesn't imply greater accuracy than the original measurements actually had. This maintains scientific integrity and prevents misleading conclusions based on inappropriately precise values.\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n                \r\n                <div class=\"faq-item\">\r\n                    <div class=\"faq-question\">\r\n                        How do significant figures apply to calculations?\r\n                        <i class=\"fas fa-chevron-down\"><\/i>\r\n                    <\/div>\r\n                    <div class=\"faq-answer\">\r\n                        <div class=\"faq-answer-content\">\r\n                            <p>Different operations have different rules:<\/p>\r\n                            <ul style=\"margin-left: 20px; margin-top: 10px;\">\r\n                                <li><strong>Addition and Subtraction:<\/strong> The result should have the same number of decimal places as the measurement with the fewest decimal places.<\/li>\r\n                                <li><strong>Multiplication and Division:<\/strong> The result should have the same number of significant figures as the measurement with the fewest significant figures.<\/li>\r\n                                <li><strong>Logarithms:<\/strong> The number of significant figures in the mantissa (decimal part) of the result equals the number of significant figures in the original number.<\/li>\r\n                                <li><strong>Exponentiation:<\/strong> The result should have the same number of significant figures as the base number.<\/li>\r\n                            <\/ul>\r\n                        <\/div>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n\r\n  <\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template-homepage.php","meta":{"footnotes":""},"class_list":["post-5231","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Signifikanten-Rechner \u2013 Z\u00e4hlen signifikanter Stellen<\/title>\n<meta name=\"description\" content=\"Der Sigfig Calculator ist ein kostenloser Rechner f\u00fcr signifikante Stellen zum pr\u00e4zisen Runden, Z\u00e4hlen und L\u00f6sen von Berechnungen. 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