{"id":1632,"date":"2024-11-20T08:03:02","date_gmt":"2024-11-20T08:03:02","guid":{"rendered":"https:\/\/quickpercentcalc.com\/matematik\/lommeregner-tommer-til-cm\/"},"modified":"2025-04-07T18:33:59","modified_gmt":"2025-04-07T18:33:59","slug":"lommeregner-tommer-til-cm","status":"publish","type":"page","link":"https:\/\/quickpercentcalc.com\/da\/matematik\/lommeregner-tommer-til-cm\/","title":{"rendered":"Lommeregner tommer til cm"},"content":{"rendered":"\n<p>Denne beregner er baseret p\u00e5 en valgt v\u00e6rdi i enten tommer eller cm for at konvertere til den anden enhed.<\/p>\n\n<p>Har du nogensinde spekuleret p\u00e5, hvordan man omregner tommer til cm? Det er en almindelig udfordring, is\u00e6r n\u00e5r man st\u00f8der p\u00e5 m\u00e5l og st\u00f8rrelser, der ikke bruger det metriske system.<\/p> <p>For at finde ud af, hvor mange centimeter der er i en tomme, skal du blot gange antallet af tommer med 2,54. Det skyldes, at en tomme svarer til 2,54 cm.<\/p>\n<h2>Formel til omregning af tommer til cm:<\/h2>\n<style>\n.frac {<br \/>\n    display: inline-block;<br \/>\n    position: relative;<br \/>\n    vertical-align: middle;<br \/>\n    letter-spacing: 0.001em;<br \/>\n    text-align: center;<br \/>\n}<br \/>\n.frac > span {<br \/>\n    display: block;<br \/>\n    padding: 0.1em;<br \/>\n}<br \/>\n.frac span.bottom {<br \/>\n    border-top: thin solid black;<br \/>\n}<br \/>\n.frac span.symbol {<br \/>\n    display: none;<br \/>\n}<br \/>\n<\/style>\n<div class=\"formel\">antal tommer x 2,54<\/div>\n<p>\nVi kan nemt vende formlen om for at finde ud af, hvor mange tommer der er i en given cm-v\u00e6rdi.<\/p>\n<h2>Formel til omregning af cm til tommer:<\/h2>\n<div class=\"formel\">antal cm \u00f7 2,54<\/div>\n<h2>Omregn mellem centimeter og tommer<\/h2>\n<p>Brug denne lommeregner til at konvertere en v\u00e6rdi fra cm til tommer eller fra tommer til cm.<\/p>\n\n<label for=\"verdi\">V\u00e6rdi<\/label>\n<input id=\"verdi\" type=\"number\" placeholder=\"Indtast v\u00e6rdi\"\/>\n\n<label for=\"retning\">Konverter:<\/label>\n<select id=\"retning\">\n<option value=\"cmToInches\">Centimeter til tommer<\/option>\n<option value=\"inchesToCm\">Tommer til centimeter<\/option>\n<\/select>\n\n<input id=\"regnut\" type=\"button\" value=\"Convert\"\/>\n<div id=\"resultatBoks\" style=\"visibility: hidden;\">Resultat:\n<span id=\"resultat\" class=\"kalkyleResultat\"><\/span><\/div>\n<h2>Hvad er en tomme?<\/h2>\n<p>\nEn tomme er en traditionel m\u00e5leenhed, der ofte bruges i engelsktalende lande som USA og Storbritannien. En tomme svarer n\u00f8jagtigt til 2,54 centimeter og bruges ofte til at m\u00e5le:<\/p>\n<ul>\n \t<li>Sk\u00e6rmst\u00f8rrelser (f.eks. tv, computersk\u00e6rme, telefoner)<\/li>\n \t<li>T\u00f8jst\u00f8rrelser (f.eks. taljem\u00e5l, buksel\u00e6ngde)<\/li>\n \t<li>Tr\u00e6 og byggematerialer (f.eks. bredde og tykkelse af planker)<\/li>\n<\/ul>\n<h2>Hvad er en centimeter?<\/h2><p>\nEn centimeter (cm) er en enhed i det metriske system, som er standarden i de fleste andre lande. En centimeter er en hundrededel af en meter og bruges til at m\u00e5le l\u00e6ngder og afstande i alt fra hverdagsopgaver til videnskabelige udregninger.<\/p>\n\n<script>\ndocument.addEventListener(\"DOMContentLoaded\", function () {\n    document.getElementById(\"regnut\").addEventListener(\"click\", function () {\n        let verdi = parseFloat(document.getElementById(\"verdi\").value.replace(\/,\/g, \".\"));\n        let retning = document.getElementById(\"retning\").value;\n\n        if (isNaN(verdi)) {\n            alert(\"Please enter a valid number.\");\n            return;\n        }\n\n        let resultat;\n\n        if (retning === \"cmToInches\") {\n            resultat = verdi \/ 2.54;\n        } else if (retning === \"inchesToCm\") {\n            resultat = verdi * 2.54;\n        }\n\n        resultat = resultat % 1 !== 0 ? resultat.toFixed(2).replace(\".\", \",\") : resultat.toFixed();\n\n        document.getElementById(\"resultat\").innerHTML = resultat;\n        document.getElementById(\"resultatBoks\").style.visibility = \"visible\";\n    });\n});\n<\/script>\n\n","protected":false},"excerpt":{"rendered":"<p>Denne beregner er baseret p\u00e5 en valgt v\u00e6rdi i enten tommer eller cm for at konvertere til den anden enhed. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1593,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"kalkulator-side.php","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","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-1632","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Lommeregner tommer til cm - Quick Percent Calculator<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/quickpercentcalc.com\/da\/matematik\/lommeregner-tommer-til-cm\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lommeregner tommer til cm - Quick Percent Calculator\" \/>\n<meta property=\"og:description\" content=\"Denne beregner er baseret p\u00e5 en valgt v\u00e6rdi i enten tommer eller cm for at konvertere til den anden enhed. 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