{"id":32,"date":"2026-03-14T19:11:58","date_gmt":"2026-03-14T19:11:58","guid":{"rendered":"https:\/\/seonumber1.com\/calc\/?page_id=32"},"modified":"2026-05-07T13:43:12","modified_gmt":"2026-05-07T13:43:12","slug":"percentage-calculator","status":"publish","type":"page","link":"https:\/\/seonumber1.com\/calc\/percentage-calculator\/","title":{"rendered":"Percentage Calculator"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"32\" class=\"elementor elementor-32\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aa3e72f e-flex e-con-boxed e-con e-parent\" data-id=\"aa3e72f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e190c23 elementor-widget elementor-widget-html\" data-id=\"e190c23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Percentage Calculator -->\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Sans:wght@400;500;600;700&display=swap\" rel=\"stylesheet\">\r\n<style>\r\n*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}\r\n.cw{font-family:'DM Sans',sans-serif;background:#f5f0e8;color:#1a2744;padding:40px 20px;max-width:720px;margin:0 auto}\r\n.cw h1{font-size:clamp(1.55rem,3vw,2rem);font-weight:700;text-align:center;margin-bottom:8px}\r\n.sub{font-size:.9rem;color:#718096;text-align:center;margin-bottom:24px;line-height:1.6}\r\n.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:22px;justify-content:center}\r\n.tab{padding:7px 16px;border:1.5px solid #e2e8f0;border-radius:6px;font-family:inherit;font-size:.82rem;font-weight:600;cursor:pointer;background:#fff;color:#4a5568;transition:all .18s}\r\n.tab.on{background:#e8392a;color:#fff;border-color:#e8392a}\r\n.cc{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:28px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.06)}\r\n.cc h2{font-size:.95rem;font-weight:700;color:#1a2744;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid #f0eae0}\r\n.panel{display:none}.panel.on{display:block}\r\n.fr{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}\r\n.fd{display:flex;flex-direction:column;gap:5px}\r\n.fd label{font-size:.73rem;font-weight:600;color:#4a5568;letter-spacing:.04em;text-transform:uppercase}\r\n.fd input{padding:10px 12px;border:1.5px solid #e2e8f0;border-radius:7px;font-family:inherit;font-size:.88rem;color:#1a2744;background:#fafaf8;outline:none;transition:border-color .18s}\r\n.fd input:focus{border-color:#e8392a;background:#fff}\r\n.btn{width:100%;padding:13px;background:#e8392a;color:#fff;font-family:inherit;font-size:.9rem;font-weight:700;border:none;border-radius:8px;cursor:pointer;margin-top:6px;transition:background .18s,transform .15s}\r\n.btn:hover{background:#c8301f;transform:translateY(-1px)}\r\n.rb{background:#f5f0e8;border:1.5px solid #e8d9c8;border-radius:9px;padding:22px;margin-top:18px;display:none}\r\n.rb.show{display:block}\r\n.rm{font-size:2.2rem;font-weight:700;color:#e8392a;text-align:center;margin-bottom:4px}\r\n.rl{font-size:.73rem;text-transform:uppercase;letter-spacing:.09em;color:#718096;text-align:center;margin-bottom:12px}\r\n.rrows{font-size:.85rem;color:#4a5568;line-height:1.8}\r\n.rrow{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px solid #e8d9c8}\r\n.rrow:last-child{border:none;font-weight:700;color:#1a2744}\r\n.ib{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:22px;box-shadow:0 2px 12px rgba(0,0,0,.06)}\r\n.ib h3{font-size:.9rem;font-weight:700;color:#1a2744;margin-bottom:9px}\r\n.ib p,.ib li{font-size:.82rem;color:#4a5568;line-height:1.7}\r\n.ib ul{padding-left:16px;margin-top:6px}.ib li{margin-bottom:3px}\r\n@media(max-width:520px){.fr{grid-template-columns:1fr}}\r\n<\/style>\r\n<div class=\"cw\">\r\n  <h1>% Percentage Calculator<\/h1>\r\n  <p class=\"sub\">Advanced percentage calculations with multiple modes for difference, change, and variance analysis.<\/p>\r\n  <div class=\"tabs\">\r\n    <button class=\"tab on\" onclick=\"switchTab(0)\">% of Number<\/button>\r\n    <button class=\"tab\" onclick=\"switchTab(1)\">% Change<\/button>\r\n    <button class=\"tab\" onclick=\"switchTab(2)\">% Difference<\/button>\r\n    <button class=\"tab\" onclick=\"switchTab(3)\">X is % of Y<\/button>\r\n  <\/div>\r\n  <div class=\"cc\">\r\n    <!-- Panel 0 -->\r\n    <div class=\"panel on\" id=\"p0\">\r\n      <h2>What is X% of a Number?<\/h2>\r\n      <div class=\"fr\">\r\n        <div class=\"fd\"><label>Percentage (%)<\/label><input type=\"number\" id=\"p0a\" placeholder=\"e.g. 25\"><\/div>\r\n        <div class=\"fd\"><label>of Number<\/label><input type=\"number\" id=\"p0b\" placeholder=\"e.g. 200\"><\/div>\r\n      <\/div>\r\n      <button class=\"btn\" onclick=\"calc(0)\">Calculate<\/button>\r\n      <div class=\"rb\" id=\"r0\">\r\n        <div class=\"rm\" id=\"r0v\">--<\/div>\r\n        <div class=\"rl\">Result<\/div>\r\n        <div class=\"rrows\" id=\"r0d\"><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <!-- Panel 1 -->\r\n    <div class=\"panel\" id=\"p1\">\r\n      <h2>Percentage Change (Increase \/ Decrease)<\/h2>\r\n      <div class=\"fr\">\r\n        <div class=\"fd\"><label>Original Value<\/label><input type=\"number\" id=\"p1a\" placeholder=\"e.g. 80\"><\/div>\r\n        <div class=\"fd\"><label>New Value<\/label><input type=\"number\" id=\"p1b\" placeholder=\"e.g. 100\"><\/div>\r\n      <\/div>\r\n      <button class=\"btn\" onclick=\"calc(1)\">Calculate Change<\/button>\r\n      <div class=\"rb\" id=\"r1\">\r\n        <div class=\"rm\" id=\"r1v\">--<\/div>\r\n        <div class=\"rl\" id=\"r1l\">% Change<\/div>\r\n        <div class=\"rrows\" id=\"r1d\"><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <!-- Panel 2 -->\r\n    <div class=\"panel\" id=\"p2\">\r\n      <h2>Percentage Difference Between Two Values<\/h2>\r\n      <div class=\"fr\">\r\n        <div class=\"fd\"><label>Value 1<\/label><input type=\"number\" id=\"p2a\" placeholder=\"e.g. 40\"><\/div>\r\n        <div class=\"fd\"><label>Value 2<\/label><input type=\"number\" id=\"p2b\" placeholder=\"e.g. 60\"><\/div>\r\n      <\/div>\r\n      <button class=\"btn\" onclick=\"calc(2)\">Calculate Difference<\/button>\r\n      <div class=\"rb\" id=\"r2\">\r\n        <div class=\"rm\" id=\"r2v\">--<\/div>\r\n        <div class=\"rl\">% Difference<\/div>\r\n        <div class=\"rrows\" id=\"r2d\"><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <!-- Panel 3 -->\r\n    <div class=\"panel\" id=\"p3\">\r\n      <h2>X is What % of Y?<\/h2>\r\n      <div class=\"fr\">\r\n        <div class=\"fd\"><label>Value X<\/label><input type=\"number\" id=\"p3a\" placeholder=\"e.g. 30\"><\/div>\r\n        <div class=\"fd\"><label>Value Y<\/label><input type=\"number\" id=\"p3b\" placeholder=\"e.g. 150\"><\/div>\r\n      <\/div>\r\n      <button class=\"btn\" onclick=\"calc(3)\">Calculate Percentage<\/button>\r\n      <div class=\"rb\" id=\"r3\">\r\n        <div class=\"rm\" id=\"r3v\">--<\/div>\r\n        <div class=\"rl\">Result (%)<\/div>\r\n        <div class=\"rrows\" id=\"r3d\"><\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n  <div class=\"ib\">\r\n    <h3>Formulas Used<\/h3>\r\n    <ul>\r\n      <li><strong>% of number:<\/strong> Result = (P\/100) \u00d7 N<\/li>\r\n      <li><strong>% change:<\/strong> ((New \u2212 Old) \/ |Old|) \u00d7 100<\/li>\r\n      <li><strong>% difference:<\/strong> (|A\u2212B| \/ ((A+B)\/2)) \u00d7 100<\/li>\r\n      <li><strong>X is % of Y:<\/strong> (X \/ Y) \u00d7 100<\/li>\r\n    <\/ul>\r\n  <\/div>\r\n<\/div>\r\n<script>\r\nfunction switchTab(i){\r\n  document.querySelectorAll('.tab').forEach(function(t,j){t.classList.toggle('on',j===i)});\r\n  document.querySelectorAll('.panel').forEach(function(p,j){p.classList.toggle('on',j===i)});\r\n}\r\nfunction rows(arr){return arr.map(function(r){return'<div class=\"rrow\"><span>'+r[0]+'<\/span><span>'+r[1]+'<\/span><\/div>';}).join('');}\r\nfunction f2(v){return parseFloat(v.toFixed(4));}\r\nfunction calc(m){\r\n  if(m===0){\r\n    var a=+document.getElementById('p0a').value,b=+document.getElementById('p0b').value;\r\n    if(!a||!b){alert('Fill both fields.');return;}\r\n    var res=(a\/100)*b;\r\n    document.getElementById('r0v').textContent=f2(res);\r\n    document.getElementById('r0d').innerHTML=rows([['Percentage',''+a+'%'],['Number',b],['Formula','('+a+'\/100) \u00d7 '+b],['Result',f2(res)]]);\r\n    document.getElementById('r0').classList.add('show');\r\n  } else if(m===1){\r\n    var a=+document.getElementById('p1a').value,b=+document.getElementById('p1b').value;\r\n    if(!a||b===''||b===undefined||isNaN(b)){alert('Fill both fields.');return;}\r\n    var ch=((b-a)\/Math.abs(a))*100;\r\n    document.getElementById('r1v').textContent=f2(ch)+'%';\r\n    document.getElementById('r1l').textContent=ch>=0?'% Increase':'% Decrease';\r\n    document.getElementById('r1d').innerHTML=rows([['Original',a],['New Value',b],['Change',b-a],['% Change',f2(ch)+'%']]);\r\n    document.getElementById('r1').classList.add('show');\r\n  } else if(m===2){\r\n    var a=+document.getElementById('p2a').value,b=+document.getElementById('p2b').value;\r\n    if(!a||!b){alert('Fill both fields.');return;}\r\n    var diff=(Math.abs(a-b)\/((a+b)\/2))*100;\r\n    document.getElementById('r2v').textContent=f2(diff)+'%';\r\n    document.getElementById('r2d').innerHTML=rows([['Value 1',a],['Value 2',b],['|Difference|',Math.abs(a-b)],['Average',(a+b)\/2],['% Difference',f2(diff)+'%']]);\r\n    document.getElementById('r2').classList.add('show');\r\n  } else {\r\n    var a=+document.getElementById('p3a').value,b=+document.getElementById('p3b').value;\r\n    if(!a||!b){alert('Fill both fields.');return;}\r\n    var pct=(a\/b)*100;\r\n    document.getElementById('r3v').textContent=f2(pct)+'%';\r\n    document.getElementById('r3d').innerHTML=rows([[a+' is',f2(pct)+'% of '+b],['Formula','('+a+'\/'+b+') \u00d7 100'],['Complement',f2(100-pct)+'% remaining']]);\r\n    document.getElementById('r3').classList.add('show');\r\n  }\r\n}\r\n<\/script>\r\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0411df4s elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0411df4s\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0411df4c\" data-id=\"0411df4c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0411df4 elementor-widget elementor-widget-html\" data-id=\"0411df4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<div style=\"position: fixed; top: -4568px; left: -4039px;\"><p>Across forums where casino players share experiences, the casino brand <a href='https:\/\/maximumcasinos.uk'>https:\/\/maximumcasinos.uk\/<\/a> sometimes comes up when users share feedback about gaming platforms. Online gambling has evolved significantly, with players expecting fast payments and a strong game portfolio.<\/p><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>% Percentage Calculator Advanced percentage calculations with multiple modes for difference, change, and variance analysis. % of Number % Change [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-32","page","type-page","status-publish","hentry"],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"_links":{"self":[{"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/pages\/32","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/comments?post=32"}],"version-history":[{"count":6,"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/pages\/32\/revisions"}],"predecessor-version":[{"id":772,"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/pages\/32\/revisions\/772"}],"wp:attachment":[{"href":"https:\/\/seonumber1.com\/calc\/wp-json\/wp\/v2\/media?parent=32"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}