{"id":9023,"date":"2012-06-07T19:52:28","date_gmt":"2012-06-07T17:52:28","guid":{"rendered":"http:\/\/blogs.km77.com\/teletransporte\/?p=9023"},"modified":"2021-03-31T20:07:15","modified_gmt":"2021-03-31T18:07:15","slug":"sumar-con-los-dedos","status":"publish","type":"post","link":"https:\/\/www.km77.com\/revista\/teletransporte\/sumar-con-los-dedos\/","title":{"rendered":"Sumar con los dedos"},"content":{"rendered":"<p>Cuando aprend\u00ed a sumar, la se\u00f1orita no nos dejaba sumar con los dedos. Las sumas hab\u00eda que aprend\u00e9rselas de memoria. Nunca he sabido sumar con los dedos y cuando veo la facilidad con la que los usan algunos adultos para sumar me conmueve.<\/p>\n<p>Algunos se los miran discretamente, otros los mueven ligeramente para llevar las cuentas y otros no lo esconden de ninguna de las maneras, tocan cada dedo con la otra mano para no descontarse.<\/p>\n<p><!--more--><\/p>\n<p>\u00bfPor qu\u00e9 es mejor sumar de memoria que contar con los dedos? \u00bfQu\u00e9 sistema desarrolla m\u00e1s la mente?<\/p>\n<p>Conozco a padres que les ense\u00f1an a sus hijos a sumar con los dedos y me sorprende, porque a m\u00ed me lo prohib\u00edan. Ciertamente, de memoria es mucho m\u00e1s r\u00e1pido y el espectro se ampl\u00eda. Uno puede aprender a sumar de memoria n\u00fameros que resulta dif\u00edcil sumar con los dedos. Si uno sabe cu\u00e1nto son 8 m\u00e1s 7 sabe cu\u00e1nto son 80 m\u00e1s 70 y probablemente deduzca con rapidez 88 m\u00e1s 77.<\/p>\n<p>Seguramente haya teor\u00edas escritas sobre este asunto, pero las desconozco. Las podr\u00eda buscar. Pero, como me ocurre siempre, prefiero contarle a ustedes mis dudas y que me cuenten lo que saben, que es m\u00e1s divertido. Aprender en solitario es un rollo.<\/p>\n<p>\u00bfUstedes c\u00f3mo suman, por cierto? Quiz\u00e1 haya m\u00e1s formas. Yo utilizo la memoria, pero de alguna forma me represento los n\u00fameros en el espacio. Cada n\u00famero es una barra de una longitud, que le falta o le sobra tanto para llegar a ser m\u00faltiplo de cinco. Eso ha sido as\u00ed desde que fui peque\u00f1o. Y me sirvi\u00f3 para ser muy r\u00e1pido con las sumas y las multiplicaciones. No s\u00e9 exactamente c\u00f3mo lo imagino en el espacio, pero lo imagino.<\/p>\n<p>Si les apetece, cu\u00e9ntenme sus experiencias con las sumas, por favor, que me gustar\u00e1 leerlas.\u00a0Gracias.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cuando aprend\u00ed a sumar, la se\u00f1orita no nos dejaba sumar con los dedos. Las sumas hab\u00eda que aprend\u00e9rselas de memoria. Nunca he sabido sumar con los dedos y cuando veo la facilidad con la que los usan algunos adultos para sumar me conmueve. Algunos se los miran discretamente, otros los mueven ligeramente para llevar las [&hellip;]<\/p>\n","protected":false},"author":72,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[3915],"tags":[364,7975,2207,2854],"class_list":["post-9023","post","type-post","status-publish","format-standard","hentry","category-teletransporte","tag-aprendizaje","tag-de-todo-un-poco","tag-numeros","tag-sumar"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sumar con los dedos - Revista km77<\/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.km77.com\/revista\/teletransporte\/sumar-con-los-dedos\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sumar con los dedos - Revista km77\" \/>\n<meta property=\"og:description\" content=\"Cuando aprend\u00ed a sumar, la se\u00f1orita no nos dejaba sumar con los dedos. 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