{"id":3347,"date":"2026-04-30T18:05:58","date_gmt":"2026-04-30T18:05:58","guid":{"rendered":"https:\/\/nemopskrift.fkinw.com\/staging\/?p=3347"},"modified":"2026-04-30T18:05:58","modified_gmt":"2026-04-30T18:05:58","slug":"95-af-folk-laver-fejl-i-disse-beregninger-er-du-en-af-de-5","status":"publish","type":"post","link":"https:\/\/nemopskrift.fkinw.com\/staging\/archives\/2026\/04\/30\/18\/05\/3347\/","title":{"rendered":"95% af folk laver fejl i disse beregninger &#8230; er du en af \u200b\u200bde 5%?"},"content":{"rendered":"<p><span dir=\"auto\">Tror du, du er god til hovedregning? Pas p\u00e5 &#8230; denne lille test narrer n\u00e6sten alle.<\/span><\/p>\n<div class=\"google-auto-placed\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-8326074321278843\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_7_host\"><\/div>\n<p><\/ins><\/div>\n<p><span dir=\"auto\">Se mere<\/span><br \/>\n<span dir=\"auto\">matematik<\/span><\/p>\n<p><span dir=\"auto\">Ved f\u00f8rste \u00f8jekast virker denne operation meget simpel.<\/span><br \/>\n<span dir=\"auto\">Intet kompliceret, bare et par tal:<\/span><\/p>\n<p><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a08 \u2013 4 \u2013 1 \u00d7 3<\/span><\/p>\n<p><span dir=\"auto\">Mange mennesker ser dette &#8230;<\/span><br \/>\n<span dir=\"auto\">og inden for f\u00e5 sekunder reagerer de.<\/span><\/p>\n<p><span dir=\"auto\">Uden at t\u00e6nke.<\/span><br \/>\n<span dir=\"auto\">Uden at tjekke.<\/span><br \/>\n<span dir=\"auto\">Simpelthen fordi det virker indlysende.<\/span><\/p>\n<p><span dir=\"auto\">Og det er her, f\u00e6lden begynder.<\/span><\/p>\n<p><span dir=\"auto\">Fordi vores hjerne kan lide at arbejde hurtigt.<\/span><br \/>\n<span dir=\"auto\">Den ser tal, forbinder beregninger direkte fra venstre til h\u00f8jre &#8230;<\/span><br \/>\n<span dir=\"auto\">og tror, \u200b\u200bden er rigtig.<\/span><\/p>\n<p><span dir=\"auto\">Men han glemmer faktisk \u00e9n grundl\u00e6ggende regel.<\/span><\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-8326074321278843\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfill-optimized\"><\/p>\n<div id=\"aswift_6_host\">\n<div class=\"google-aiuf\" data-google-ad-efd=\"true\">\n<div class=\"goog-rentries\">\n<div class=\"google-anno-skip goog-rentry\" tabindex=\"0\" role=\"link\" aria-label=\"Matematik\" data-google-vignette=\"false\" data-google-interstitial=\"false\"><\/div>\n<div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/ins><\/div>\n<p><span dir=\"auto\">En regel vi alle l\u00e6rte i skolen&#8230;<\/span><br \/>\n<span dir=\"auto\">men som vi glemmer, n\u00e5r vi pr\u00f8ver at svare for hurtigt.<\/span><\/p>\n<p><span dir=\"auto\">Se mere<\/span><br \/>\n<span dir=\"auto\">matematik<\/span><\/p>\n<p><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a0Der er prioriteter i matematik.<\/span><\/p>\n<p><span dir=\"auto\">Ikke alle operationer udf\u00f8res i den r\u00e6kkef\u00f8lge, de forekommer i.<\/span><\/p>\n<p><span dir=\"auto\">Reglen er enkel:<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f539.svg\" alt=\"\ud83d\udd39\" \/><span dir=\"auto\">\u00a0vi ganger, f\u00f8r vi tr\u00e6kker fra.<\/span><\/p>\n<p><span dir=\"auto\">Men dette &#8230; glemmer mange mennesker.<\/span><\/p>\n<p><span dir=\"auto\">De beregner:<\/span><br \/>\n<span dir=\"auto\">8 \u2013 4 = 4<\/span><br \/>\n<span dir=\"auto\">4 \u2013 1 = 3<\/span><br \/>\n<span dir=\"auto\">3 \u00d7 3 = 9<\/span><\/p>\n<p><span dir=\"auto\">Og de tror, \u200b\u200bat svaret er 9.<\/span><\/p>\n<p><span dir=\"auto\">Andre pr\u00f8ver en anden logik &#8230;<\/span><br \/>\n<span dir=\"auto\">og finder 3.<\/span><\/p>\n<p><span dir=\"auto\">Men i begge tilf\u00e6lde &#8230; er det ikke sandt.<\/span><\/p>\n<p><span dir=\"auto\">Lad os nu bruge et \u00f8jeblik p\u00e5 at lave beregningerne korrekt.<\/span><\/p>\n<p><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a0Vi starter med multiplikation:<\/span><br \/>\n<span dir=\"auto\">1 \u00d7 3 = 3<\/span><\/p>\n<p><span dir=\"auto\">F\u00f8rst derefter forts\u00e6tter vi:<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a08 \u2013 4 \u2013 3<\/span><\/p>\n<p><span dir=\"auto\">Og her t\u00e6ller vi fra venstre mod h\u00f8jre:<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a08 \u2013 4 = 4<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a04 \u2013 3 = 1<\/span><\/p>\n<p><span dir=\"auto\">Se mere\u00a0<\/span><span dir=\"auto\">Matematik<\/span><br \/>\n<span dir=\"auto\">matematik<!--nextpage--><\/span><\/p>\n<p><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/2705.svg\" alt=\"\u2705\" \/><span dir=\"auto\">\u00a0Det korrekte resultat er: 1<\/span><\/p>\n<div class=\"google-auto-placed\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-8326074321278843\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_6_host\"><iframe loading=\"lazy\" id=\"aswift_6\" tabindex=\"0\" title=\"Reklame\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;client=ca-pub-8326074321278843&amp;output=html&amp;h=280&amp;adk=538721467&amp;adf=3449592517&amp;pi=t.aa~a.308136647~rp.1&amp;w=680&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1777572216&amp;rafmt=1&amp;to=qs&amp;pwprc=7918949501&amp;format=680x280&amp;url=https%3A%2F%2Fkulinarnebabuni.servi.tn%2F95-ludzi-zle-wykonuje-te-obliczenia-a-ty-czy-nalezysz-do-tych-5%2F2%2F&amp;fwr=0&amp;pra=3&amp;rpe=1&amp;resp_fmts=3&amp;asro=0&amp;aiapmid=0.0001&amp;aiactd=0&amp;aicctd=0&amp;ailctd=0&amp;aimartd=4&amp;aieuf=1&amp;aicrs=1&amp;fa=40&amp;uach=WyJXaW5kb3dzIiwiMTkuMC4wIiwieDg2IiwiIiwiMTQ3LjAuNzcyNy4xMTkiLG51bGwsMCxudWxsLCI2NCIsW1siR29vZ2xlIENocm9tZSIsIjE0Ny4wLjc3MjcuMTE5Il0sWyJOb3QuQS9CcmFuZCIsIjguMC4wLjAiXSxbIkNocm9taXVtIiwiMTQ3LjAuNzcyNy4xMTkiXV0sMF0.&amp;abgtt=6&amp;dt=1777572216657&amp;bpp=1&amp;bdt=312&amp;idt=0&amp;shv=r20260428&amp;mjsv=m202604270101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3Dd6d90954268b297c%3AT%3D1761505068%3ART%3D1777572170%3AS%3DALNI_Ma78yN073ISQA2_VNS5IPJJKfjVRg&amp;gpic=UID%3D000012b86d7ade6a%3AT%3D1761505068%3ART%3D1777572170%3AS%3DALNI_MapAKk2jmsVps1DNPLO-YemaYDNxA&amp;eo_id_str=ID%3D992adf3bb0004518%3AT%3D1777064699%3ART%3D1777572170%3AS%3DAA-AfjbRgs8Rir_-06nV5cvs9vCO&amp;prev_fmts=0x0%2C936x280%2C936x280%2C936x280&amp;nras=2&amp;correlator=697444562831&amp;frm=20&amp;pv=1&amp;u_tz=120&amp;u_his=2&amp;u_h=720&amp;u_w=1280&amp;u_ah=672&amp;u_aw=1280&amp;u_cd=32&amp;u_sd=1.5&amp;dmc=8&amp;adx=292&amp;ady=2144&amp;biw=1265&amp;bih=585&amp;scr_x=0&amp;scr_y=0&amp;eid=42531706%2C95387778%2C95389571%2C31061690&amp;oid=2&amp;pvsid=2764166245455450&amp;tmod=1004784443&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fkulinarnebabuni.servi.tn%2F95-ludzi-zle-wykonuje-te-obliczenia-a-ty-czy-nalezysz-do-tych-5%2F%3Ffbclid%3DIwY2xjawRgeJlleHRuA2FlbQIxMABicmlkETFvVXljZDdPbXptVk5MOGFlc3J0YwZhcHBfaWQQMjIyMDM5MTc4ODIwMDg5MgABHhNmwQI1KgCEB-xHKOR4THG5sDQRtEhm-VdpJy4FGGYGs9M_m2ILVQGDZCbl_aem_457wAZMV1ncaZUDwX6QbhQ&amp;fc=1920&amp;brdim=0%2C0%2C0%2C0%2C1280%2C0%2C1280%2C672%2C1280%2C585&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;ifi=7&amp;uci=a!7&amp;btvi=3&amp;fsb=1&amp;dtd=167\" name=\"aswift_6\" width=\"680\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!7\" aria-label=\"Reklame\" data-load-complete=\"true\" data-google-query-id=\"CPTMmcWUlpQDFRV5QQIdFzwFbg\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p><span dir=\"auto\">Men denne test er ikke bare en matematik\u00f8velse.<\/span><\/p>\n<p><span dir=\"auto\">Dette er bevis.<\/span><\/p>\n<p><span dir=\"auto\">Bevis p\u00e5, at vores hjerne foretr\u00e6kker hastighed frem for pr\u00e6cision.<\/span><\/p>\n<p><span dir=\"auto\">Vi vil gerne reagere hurtigt.<\/span><br \/>\n<span dir=\"auto\">Vi vil gerne vise, at vi ved det.<\/span><br \/>\n<span dir=\"auto\">Men nogle gange &#8230; laver vi fejl, simpelthen fordi vi ikke har taget os tid til at t\u00e6nke.<\/span><\/p>\n<div class=\"google-auto-placed\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-8326074321278843\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_7_host\"><iframe loading=\"lazy\" id=\"aswift_7\" tabindex=\"0\" title=\"Reklame\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;client=ca-pub-8326074321278843&amp;output=html&amp;h=280&amp;adk=538721467&amp;adf=2548564582&amp;pi=t.aa~a.308150142~rp.1&amp;w=680&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1777572246&amp;rafmt=1&amp;to=qs&amp;pwprc=7918949501&amp;format=680x280&amp;url=https%3A%2F%2Fkulinarnebabuni.servi.tn%2F95-ludzi-zle-wykonuje-te-obliczenia-a-ty-czy-nalezysz-do-tych-5%2F2%2F&amp;fwr=0&amp;pra=3&amp;rpe=1&amp;resp_fmts=3&amp;asro=0&amp;aiapmid=0.0001&amp;aiactd=0&amp;aicctd=0&amp;ailctd=0&amp;aimartd=4&amp;aieuf=1&amp;aicrs=1&amp;fa=40&amp;uach=WyJXaW5kb3dzIiwiMTkuMC4wIiwieDg2IiwiIiwiMTQ3LjAuNzcyNy4xMTkiLG51bGwsMCxudWxsLCI2NCIsW1siR29vZ2xlIENocm9tZSIsIjE0Ny4wLjc3MjcuMTE5Il0sWyJOb3QuQS9CcmFuZCIsIjguMC4wLjAiXSxbIkNocm9taXVtIiwiMTQ3LjAuNzcyNy4xMTkiXV0sMF0.&amp;abgtt=6&amp;dt=1777572216660&amp;bpp=1&amp;bdt=314&amp;idt=0&amp;shv=r20260428&amp;mjsv=m202604270101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3Dd6d90954268b297c%3AT%3D1761505068%3ART%3D1777572170%3AS%3DALNI_Ma78yN073ISQA2_VNS5IPJJKfjVRg&amp;gpic=UID%3D000012b86d7ade6a%3AT%3D1761505068%3ART%3D1777572170%3AS%3DALNI_MapAKk2jmsVps1DNPLO-YemaYDNxA&amp;eo_id_str=ID%3D992adf3bb0004518%3AT%3D1777064699%3ART%3D1777572170%3AS%3DAA-AfjbRgs8Rir_-06nV5cvs9vCO&amp;prev_fmts=0x0%2C936x280%2C936x280%2C936x280%2C680x280&amp;nras=3&amp;correlator=697444562831&amp;frm=20&amp;pv=1&amp;u_tz=120&amp;u_his=2&amp;u_h=720&amp;u_w=1280&amp;u_ah=672&amp;u_aw=1280&amp;u_cd=32&amp;u_sd=1.5&amp;dmc=8&amp;adx=292&amp;ady=3225&amp;biw=1265&amp;bih=585&amp;scr_x=0&amp;scr_y=931&amp;eid=42531706%2C95387778%2C95389571%2C31061690&amp;oid=2&amp;pvsid=2764166245455450&amp;tmod=1004784443&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fkulinarnebabuni.servi.tn%2F95-ludzi-zle-wykonuje-te-obliczenia-a-ty-czy-nalezysz-do-tych-5%2F%3Ffbclid%3DIwY2xjawRgeJlleHRuA2FlbQIxMABicmlkETFvVXljZDdPbXptVk5MOGFlc3J0YwZhcHBfaWQQMjIyMDM5MTc4ODIwMDg5MgABHhNmwQI1KgCEB-xHKOR4THG5sDQRtEhm-VdpJy4FGGYGs9M_m2ILVQGDZCbl_aem_457wAZMV1ncaZUDwX6QbhQ&amp;fc=1920&amp;brdim=0%2C0%2C0%2C0%2C1280%2C0%2C1280%2C672%2C1280%2C585&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;ifi=8&amp;uci=a!8&amp;btvi=4&amp;fsb=1&amp;dtd=29511\" name=\"aswift_7\" width=\"680\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!8\" aria-label=\"Reklame\" data-load-complete=\"true\" data-google-query-id=\"COmrmdOUlpQDFXWGfAYdwrA7hA\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p><span dir=\"auto\">Og det handler ikke kun om beregninger.<\/span><\/p>\n<p><span dir=\"auto\">Ogs\u00e5 i livet:<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a0vi d\u00f8mmer for hurtigt<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a0, vi tr\u00e6ffer beslutninger for hurtigt<\/span><br \/>\n<img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f449.svg\" alt=\"\ud83d\udc49\" \/><span dir=\"auto\">\u00a0, vi tror, \u200b\u200bvi forst\u00e5r &#8230; uden grundig analyse<\/span><\/p>\n<p><span dir=\"auto\">Nogle gange skal man bare s\u00e6tte farten ned &#8230;<\/span><br \/>\n<span dir=\"auto\">og se p\u00e5 tingene med et n\u00f8gternt blik.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tror du, du er god til hovedregning? Pas p\u00e5 &#8230; denne lille test narrer n\u00e6sten alle. Se mere matematik Ved&hellip;<\/p>\n","protected":false},"author":1,"featured_media":3348,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/posts\/3347","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/comments?post=3347"}],"version-history":[{"count":1,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/posts\/3347\/revisions"}],"predecessor-version":[{"id":3349,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/posts\/3347\/revisions\/3349"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/media\/3348"}],"wp:attachment":[{"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/media?parent=3347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/categories?post=3347"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nemopskrift.fkinw.com\/staging\/wp-json\/wp\/v2\/tags?post=3347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}