{"id":679,"date":"2026-01-23T19:22:54","date_gmt":"2026-01-23T19:22:54","guid":{"rendered":"https:\/\/bliv-klogere.dk\/?page_id=679"},"modified":"2026-02-05T16:04:55","modified_gmt":"2026-02-05T16:04:55","slug":"6-hovedregning","status":"publish","type":"page","link":"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/","title":{"rendered":"6. Hovedregning"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Indholdsfortegnelse<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/#1_Strategier_til_hovedregning\" >1. Strategier til hovedregning<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/#Opgaver\" >Opgaver<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/#61_Kom_i_gang_med_at_gaette\" >6.1 Kom i gang med at g\u00e6tte<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/#62_Flere_gaetterier\" >6.2 Flere g\u00e6tterier<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Strategier_til_hovedregning\"><\/span>1. Strategier til hovedregning<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Hvad er hovedregning?<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hovedregning betyder, at man regner <strong>inde i hovedet<\/strong> uden lommeregner eller papir. Det handler ikke om at regne hurtigt for enhver pris, men om at finde en <strong>smart m\u00e5de at t\u00e6nke p\u00e5<\/strong>, s\u00e5 regnestykker bliver nemmere.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Der findes ikke \u00e9n rigtig metode \u2013 det vigtigste er, at du bruger en strategi, der giver mening for dig.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alt i alt l\u00e6r matematisk SF (Sund Fornuft). Selvom jeg har indsat partiet SF&#8217;s logo nedenfor, s\u00e5 st\u00e5r SF her ikke for socialistisk folkeparti men SUND FORNUFT :-).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"909\" src=\"https:\/\/bliv-klogere.dk\/wp-content\/uploads\/2026\/01\/image-248.png\" alt=\"\" class=\"wp-image-680\" style=\"aspect-ratio:1.0561166059344091;width:220px;height:auto\" srcset=\"https:\/\/bliv-klogere.dk\/wp-content\/uploads\/2026\/01\/image-248.png 960w, https:\/\/bliv-klogere.dk\/wp-content\/uploads\/2026\/01\/image-248-300x284.png 300w, https:\/\/bliv-klogere.dk\/wp-content\/uploads\/2026\/01\/image-248-768x727.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Grundl\u00e6ggende id\u00e9er i hovedregning<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e5r man regner i hovedet, bruger man ofte:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>at <strong>dele tal op<\/strong>&nbsp;<\/li>\n\n\n\n<li>at <strong>runde tal<\/strong> og rette til bagefter&nbsp;<\/li>\n\n\n\n<li>at bruge <strong>kendte regnestykker<\/strong>&nbsp;<\/li>\n\n\n\n<li>at t\u00e6nke i <strong>sammenh\u00e6nge mellem plus, minus, gange og division<\/strong>&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Strategier i de fire regnearter<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. Plus (addition)<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Del tallene op<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">47 + 36&nbsp;<br>\u2192 40 + 30 = 70&nbsp;<br>\u2192 7 + 6 = 13&nbsp;<br>\u2192 70 + 13 = 83&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Rund op og tr\u00e6k fra bagefter<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">49 + 18&nbsp;<br>\u2192 50 + 18 = 68&nbsp;<br>\u2192 68 \u2212 1 = 67&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Start med det st\u00f8rste tal<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">63 + 4&nbsp;<br>\u2192 63 \u2192 67&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. Minus (subtraktion)<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Tr\u00e6k lidt ad gangen fra<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">82 \u2212 35&nbsp;<br>\u2192 82 \u2212 30 = 52&nbsp;<br>\u2192 52 \u2212 5 = 47<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. T\u00e6l op i stedet for at tr\u00e6kke fra<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">52 \u2212 48&nbsp;<br>\u2192 fra 48 til 52 er der 4&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Rund op og just\u00e9r<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">100 \u2212 39&nbsp;<br>\u2192 100 \u2212 40 = 60&nbsp;<br>\u2192 60 + 1 = 61&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Gange (multiplikation)<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Del tallet op<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6 \u00b7 14&nbsp;<br>\u2192 6 \u00b7 10 = 60&nbsp;<br>\u2192 6 \u00b7 4 = 24&nbsp;<br>\u2192 60 + 24 = 84&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Brug noget, du allerede kender<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">9 \u00b7 7&nbsp;<br>\u2192 10 \u00b7 7 = 70&nbsp;<br>\u2192 70 \u2212 7 = 63&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Halv\u00e9r og fordobl<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 \u00b7 50&nbsp;<br>\u2192 2 \u00b7 100 = 200&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Dividere (division)<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. T\u00e6nk: \u201chvad gange med?\u201d<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">56 : 8&nbsp;<br>\u2192 8 \u00b7 7 = 56&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Del tallet op<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">84 : 7&nbsp;<br>\u2192 70 : 7 = 10&nbsp;<br>\u2192 14 : 7 = 2&nbsp;<br>\u2192 10 + 2 = 12&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. G\u00f8r tallene nemmere<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eksempel:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">300 : 6&nbsp;<br>\u2192 30 : 6 = 5&nbsp;<br>\u2192 5 \u00b7 10 = 50&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Hvorfor er hovedregning vigtigt?<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hovedregning hj\u00e6lper dig med at:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>f\u00e5 bedre <strong>overblik over tal<\/strong>&nbsp;<\/li>\n\n\n\n<li>opdage fejl hurtigere&nbsp;<\/li>\n\n\n\n<li>klare hverdagsregning (\u00f8konomi, arbejde, indk\u00f8b)&nbsp;<\/li>\n\n\n\n<li>blive mere sikker i matematik&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Det handler ikke om at v\u00e6re hurtig, men om at <strong>t\u00e6nke smart<\/strong>.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Afslutning<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hovedregning er en f\u00e6rdighed, man kan tr\u00e6ne. Jo flere strategier du kender, jo lettere bliver det at v\u00e6lge den, der passer bedst til opgaven. Det vigtigste er, at du forst\u00e5r, hvad du g\u00f8r \u2013 og hvorfor det virker.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Link til <a href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/\">toppen af siden<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Opgaver\"><\/span>Opgaver<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"61_Kom_i_gang_med_at_gaette\"><\/span>6.1 Kom i gang med at g\u00e6tte<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1 Plus<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 38 + 24?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 52&nbsp;<\/li>\n\n\n\n<li>B) 62&nbsp;<\/li>\n\n\n\n<li>C) 64&nbsp;<\/li>\n\n\n\n<li>D) 68&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2 Plus<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 47 + 19?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 56&nbsp;<\/li>\n\n\n\n<li>B) 64&nbsp;<\/li>\n\n\n\n<li>C) 66&nbsp;<\/li>\n\n\n\n<li>D) 68&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3&nbsp;Minus<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 85 \u2212 37?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 42&nbsp;<\/li>\n\n\n\n<li>B) 48&nbsp;<\/li>\n\n\n\n<li>C) 52&nbsp;<\/li>\n\n\n\n<li>D) 58&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4 Minus<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 100 \u2212 46?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 44&nbsp;<\/li>\n\n\n\n<li>B) 54&nbsp;<\/li>\n\n\n\n<li>C) 56&nbsp;<\/li>\n\n\n\n<li>D) 64&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5 Gange&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 6 \u00b7 8?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 42&nbsp;<\/li>\n\n\n\n<li>B) 46&nbsp;<\/li>\n\n\n\n<li>C) 48&nbsp;<\/li>\n\n\n\n<li>D) 56&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6&nbsp;Gange<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 7 \u00b7 15?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 95&nbsp;<\/li>\n\n\n\n<li>B) 100&nbsp;<\/li>\n\n\n\n<li>C) 105&nbsp;<\/li>\n\n\n\n<li>D) 115&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7 Gange<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 9 \u00b7 6?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 45&nbsp;<\/li>\n\n\n\n<li>B) 52&nbsp;<\/li>\n\n\n\n<li>C) 54&nbsp;<\/li>\n\n\n\n<li>D) 56&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>8 Dividere<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 84 : 7?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 10&nbsp;<\/li>\n\n\n\n<li>B) 11&nbsp;<\/li>\n\n\n\n<li>C) 12&nbsp;<\/li>\n\n\n\n<li>D) 14&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>9&nbsp;Dividere<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 56 : 8?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 6&nbsp;<\/li>\n\n\n\n<li>B) 7&nbsp;<\/li>\n\n\n\n<li>C) 8&nbsp;<\/li>\n\n\n\n<li>D) 9&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>10 Dividere<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 120 : 6?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 18&nbsp;<\/li>\n\n\n\n<li>B) 19&nbsp;<\/li>\n\n\n\n<li>C) 20&nbsp;<\/li>\n\n\n\n<li>D) 22&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>11&nbsp;Plus<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 49 + 18?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 57&nbsp;<\/li>\n\n\n\n<li>B) 65&nbsp;<\/li>\n\n\n\n<li>C) 67&nbsp;<\/li>\n\n\n\n<li>D) 69&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>12 Minus<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 72 \u2212 28?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 44&nbsp;<\/li>\n\n\n\n<li>B) 46&nbsp;<\/li>\n\n\n\n<li>C) 48&nbsp;<\/li>\n\n\n\n<li>D) 50<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>13&nbsp;Gange<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 4 \u00b7 25?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 50&nbsp;<\/li>\n\n\n\n<li>B) 75&nbsp;<\/li>\n\n\n\n<li>C) 90&nbsp;<\/li>\n\n\n\n<li>D) 100&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>14&nbsp;Dividere<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 90 : 9?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 9&nbsp;<\/li>\n\n\n\n<li>B) 10&nbsp;<\/li>\n\n\n\n<li>C) 11&nbsp;<\/li>\n\n\n\n<li>D) 12&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>15 Minus<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad er 65 \u2212 29?&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A) 32&nbsp;<\/li>\n\n\n\n<li>B) 34<\/li>\n\n\n\n<li>C) 36&nbsp;<\/li>\n\n\n\n<li>D) 40&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Svar<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1:B, 2:C, 3:B, 4:B, 5:C, 6:C, 7:C, 8:C, 9:B, 10:C, 11:C, 12;A, 13:D, 14:B, 15:C<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Link til <a href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/\">toppen af siden<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"62_Flere_gaetterier\"><\/span>6.2 Flere g\u00e6tterier<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Regn nedenst\u00e5ende opgaver i hovedet. De er lidt sv\u00e6rere end f\u00f8r.&nbsp;&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Noter dit bedste bud ned i kolonne 2, dvs. at du kommer med et kvalificeret g\u00e6t.&nbsp;&nbsp;<\/li>\n\n\n\n<li>I kolonne 3 regner du det rigtige svar enten i h\u00e5nden eller p\u00e5 en lommeregner&nbsp;<\/li>\n\n\n\n<li>I kolonne 4 beregner du, hvor meget dit svar afviger i procent fra det rigtige svar. Sp\u00f8rg, hvis du er i tvivl om svaret&nbsp;<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Regnestykket<\/strong>&nbsp;<\/td><td><strong>Dit bedste bud<\/strong>&nbsp;<\/td><td><strong>Det rigtige svar<\/strong>&nbsp;<\/td><td><strong>Afvigelse i procent<\/strong>&nbsp;<\/td><\/tr><tr><td>99 x 101&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>543 + 39 + 387&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>1.000 &#8211; 234&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>15% af 455&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>30% af 2.600&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>360 \/ 81&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>44 x 66&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>379 + 456 + 112&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Link til <a href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/\">toppen af siden<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Strategier til hovedregning 1. Hvad er hovedregning?&nbsp; Hovedregning betyder, at man regner inde i hovedet uden lommeregner eller papir. Det handler ikke om at regne hurtigt for enhver pris, men om at finde en smart m\u00e5de at t\u00e6nke p\u00e5, s\u00e5 regnestykker bliver nemmere.&nbsp; Der findes ikke \u00e9n rigtig metode \u2013 det vigtigste er, at &hellip; <a href=\"https:\/\/bliv-klogere.dk\/index.php\/6-hovedregning\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">6. Hovedregning<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-679","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/pages\/679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/comments?post=679"}],"version-history":[{"count":7,"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/pages\/679\/revisions"}],"predecessor-version":[{"id":1369,"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/pages\/679\/revisions\/1369"}],"wp:attachment":[{"href":"https:\/\/bliv-klogere.dk\/index.php\/wp-json\/wp\/v2\/media?parent=679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}