{"id":11755,"date":"2026-06-06T08:47:17","date_gmt":"2026-06-06T08:47:17","guid":{"rendered":"https:\/\/www.rady-ch.top\/?p=11755"},"modified":"2026-06-06T08:47:18","modified_gmt":"2026-06-06T08:47:18","slug":"tento-stary-trik-uci-deti-nasobit-snadno-rychle-a-efektivne","status":"publish","type":"post","link":"https:\/\/www.rady-ch.top\/?p=11755","title":{"rendered":"Tento star\u00fd trik u\u010d\u00ed d\u011bti n\u00e1sobit snadno, rychle a efektivn\u011b!"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">U\u010den\u00ed se n\u00e1soben\u00ed je pro d\u011bti (a rodi\u010de) \u010dasto skute\u010dn\u00fdm bojem, ale existuje star\u00e1, extr\u00e9mn\u011b vizu\u00e1ln\u00ed a d\u016fmysln\u00e1 metoda, kter\u00e1 prom\u011bn\u00ed matematiku ve hru. Nen\u00ed to nic jin\u00e9ho ne\u017e n\u00e1soben\u00ed ty\u010dinkou (nebo \u010darou), kter\u00e9 se \u010dasto ozna\u010duje jako japonsk\u00e1 nebo \u010d\u00ednsk\u00e1 metoda.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kr\u00e1sa spo\u010d\u00edv\u00e1 v tom, \u017ee d\u00edt\u011b k jej\u00edmu vy\u0159e\u0161en\u00ed nepot\u0159ebuje zn\u00e1t ani jednu n\u00e1sobilku \u2013 sta\u010d\u00ed mu nakreslit \u010d\u00e1ry a spo\u010d\u00edtat te\u010dky!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zde je n\u00e1vod, jak tento trik funguje krok za krokem (nap\u0159\u00edklad pro $12 \\kr\u00e1t 13$):<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Krok 1: Nakreslete prvn\u00ed \u010d\u00edslo<br>Nakreslete rovn\u00e9 \u010d\u00e1ry diagon\u00e1ln\u011b, zleva doprava dol\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Prvn\u00ed \u010d\u00edslice \u010d\u00edsla 12 je 1: nakreslete 1 \u010d\u00e1ru v\u00fd\u0161e.<br>Druh\u00e1 \u010d\u00edslice je 2: nechte trochu m\u00edsta a nakreslete 2 \u010d\u00e1ry n\u00ed\u017ee, rovnob\u011b\u017en\u011b s prvn\u00ed.<br>Krok 2: K\u0159\u00ed\u017een\u00ed s druh\u00fdm \u010d\u00edslem<br>Nyn\u00ed nakreslete \u010d\u00e1ry z opa\u010dn\u00e9ho sm\u011bru (zleva doprava nahoru), abyste prot\u00ednali p\u0159edchoz\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Prvn\u00ed \u010d\u00edslice \u010d\u00edsla 13 je 1: nakreslete 1 \u010d\u00e1ru vlevo.<br>Druh\u00e1 \u010d\u00edslice je 3: nechte mezeru a nakreslete 3 \u010d\u00e1ry vpravo.<br>Krok 3: Spo\u010d\u00edtejte pr\u016fse\u010d\u00edky!<br>V duchu (nebo svisl\u00fdmi \u010darami) rozd\u011blte v\u00fdsledn\u00fd obrazec na t\u0159i z\u00f3ny: lev\u00fd, st\u0159edn\u00ed a prav\u00fd pr\u016fse\u010d\u00edk. Nyn\u00ed u\u017e jen sta\u010d\u00ed spo\u010d\u00edtat, kde se \u010d\u00e1ry prot\u00ednaj\u00ed:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Prav\u00e1 strana (Jednotky): Pr\u016fse\u010d\u00edk 2 doln\u00edch \u010dar a 3 prav\u00fdch \u010dar je $\\rightarrow$ 6 pr\u016fse\u010d\u00edk\u016f.<br>St\u0159edn\u00ed \u010d\u00e1st (Des\u00edtky): Se\u010dt\u011bte body uprost\u0159ed. Naho\u0159e jsou 3, dole 2 $\\rightarrow$ $3 + 2 =$ 5 pr\u016fse\u010d\u00edk\u016f.<br>Lev\u00e1 strana (Stovky): Pr\u016fse\u010d\u00edk 1 horn\u00ed \u010d\u00e1ry a 1 lev\u00e9 \u010d\u00e1ry je $\\rightarrow$ 1 pr\u016fse\u010d\u00edk.<br>Kone\u010dn\u00fd v\u00fdsledek<br>P\u0159e\u010dt\u011bte si \u010d\u00edsla zleva doprava: 1, 5, 6.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdsledek: 156!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro\u010d to funguje tak dob\u0159e?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u011btsk\u00e9 mozky miluj\u00ed hmatateln\u00e9 v\u011bci. Tento trik prom\u011bn\u00ed n\u00e1soben\u00ed v prostorovou formu m\u00edsto such\u00e9 abstrakce. D\u00e1v\u00e1 pocit \u00fasp\u011bchu, nadchne v\u00e1s pro matematiku a pom\u016f\u017ee v\u00e1m pochopit, \u017ee n\u00e1soben\u00ed je ve skute\u010dnosti o opakov\u00e1n\u00ed skupin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(Pozn\u00e1mka: Pokud je sou\u010det pr\u016fse\u010d\u00edk\u016f n\u011bkde v dvojcifern\u00fdch \u010d\u00edslech \u2013 nap\u0159. 12 \u2013 pak postupujeme stejn\u011b jako u p\u00edsemn\u00e9ho s\u010d\u00edt\u00e1n\u00ed: zap\u00ed\u0161eme 2 a 1 p\u0159eneseme do dal\u0161\u00edho sloupce.)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>U\u010den\u00ed se n\u00e1soben\u00ed je pro d\u011bti (a rodi\u010de) \u010dasto skute\u010dn\u00fdm bojem, ale existuje star\u00e1, extr\u00e9mn\u011b vizu\u00e1ln\u00ed a d\u016fmysln\u00e1 metoda, kter\u00e1 prom\u011bn\u00ed matematiku ve hru. Nen\u00ed to nic jin\u00e9ho ne\u017e n\u00e1soben\u00ed [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":11756,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-11755","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zahrada"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tento star\u00fd trik u\u010d\u00ed d\u011bti n\u00e1sobit snadno, rychle a efektivn\u011b! - Recept\u00e1\u0159<\/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:\/\/www.rady-ch.top\/?p=11755\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tento star\u00fd trik u\u010d\u00ed d\u011bti n\u00e1sobit snadno, rychle a efektivn\u011b! - Recept\u00e1\u0159\" \/>\n<meta property=\"og:description\" content=\"U\u010den\u00ed se n\u00e1soben\u00ed je pro d\u011bti (a rodi\u010de) \u010dasto skute\u010dn\u00fdm bojem, ale existuje star\u00e1, extr\u00e9mn\u011b vizu\u00e1ln\u00ed a d\u016fmysln\u00e1 metoda, kter\u00e1 prom\u011bn\u00ed matematiku ve hru. 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