{"id":33989,"date":"2024-07-02T19:29:58","date_gmt":"2024-07-02T17:29:58","guid":{"rendered":"https:\/\/www.valcon.it\/pp\/?p=33989"},"modified":"2025-08-22T20:01:25","modified_gmt":"2025-08-22T18:01:25","slug":"kdm-cifra-divide-cifra","status":"publish","type":"post","link":"https:\/\/www.valcon.it\/pp\/kdm-cifra-divide-cifra\/","title":{"rendered":"Cifra divide cifra"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.valcon.it\/pp\/competizioni-matematiche\/\">Competizioni matematiche<\/a><\/div>\n<\/div>\n\n\n\n<p><em>Kangourou di Matematica<\/em><\/p>\n\n\n\n<p>Quanti sono i numeri (positivi) di tre cifre (significative) <strong>abc<\/strong> tali che <strong>a<\/strong> sia divisibile per <strong>b<\/strong> e <strong>b<\/strong> sia divisibile per <strong>c<\/strong>?<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>Osserva<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>La cifra<strong> a<\/strong> \u00e8 diversa da zero perch\u00e9 \u00e8 la prima cifra significativa, quindi <strong>a<\/strong>=1..9<\/li>\n\n\n\n<li>Le cifre<strong> b<\/strong> e <strong>c<\/strong> sono diverse da zero perch\u00e9 devono dividere ciascuna la cifra precedente, quindi <strong>b<\/strong>=1..9 e <strong>c<\/strong>=1..9<\/li>\n<\/ol>\n\n\n\n<p>Per <strong>a<\/strong> da 1 a 9 considera i possibili divisori di <strong>a<\/strong> (cio\u00e8 <strong>b<\/strong>) e i possibili divisori di <strong>b<\/strong> (cio\u00e8 <strong>c<\/strong>)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>111<\/li>\n\n\n\n<li>2<strong>1<\/strong>1 &#8211; 2<strong>2<\/strong>1 &#8211;&nbsp;2<strong>2<\/strong>2<\/li>\n\n\n\n<li>3<strong>1<\/strong>1 &#8211; 3<strong>3<\/strong>1 &#8211; 3<strong>3<\/strong>3<\/li>\n\n\n\n<li>4<strong>1<\/strong>1 &#8211; 4<strong>2<\/strong>1 &#8211; 4<strong>2<\/strong>2 &#8211; 4<strong>4<\/strong>1 &#8211; 4<strong>4<\/strong>2 &#8211; 4<strong>4<\/strong>4<\/li>\n\n\n\n<li>5<strong>1<\/strong>1 &#8211; 5<strong>5<\/strong>1 &#8211; 5<strong>5<\/strong>5<\/li>\n\n\n\n<li>6<strong>1<\/strong>1 &#8211; 6<strong>2<\/strong>1 &#8211; 6<strong>2<\/strong>2 &#8211; 6<strong>3<\/strong>1 &#8211; 6<strong>3<\/strong>3 &#8211; 6<strong>6<\/strong>1 &#8211; 6<strong>6<\/strong>2 &#8211; 6<strong>6<\/strong>3 &#8211; 6<strong>6<\/strong>6<\/li>\n\n\n\n<li>7<strong>1<\/strong>1 &#8211; 7<strong>7<\/strong>1 &#8211; 7<strong>7<\/strong>7<\/li>\n\n\n\n<li>8<strong>1<\/strong>1 &#8211; 8<strong>2<\/strong>1 &#8211; 8<strong>2<\/strong>2 &#8211; 8<strong>4<\/strong>1 &#8211; 8<strong>4<\/strong>2 &#8211; 8<strong>4<\/strong>4 &#8211; 8<strong>8<\/strong>1 &#8211; 8<strong>8<\/strong>2 &#8211; 8<strong>8<\/strong>4 &#8211; 8<strong>8<\/strong>8<\/li>\n\n\n\n<li>9<strong>1<\/strong>1 &#8211; 9<strong>3<\/strong>1 &#8211; 9<strong>3<\/strong>3 &#8211; 9<strong>9<\/strong>1 &#8211; 9<strong>9<\/strong>3 &#8211; 9<strong>9<\/strong>9<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.valcon.it\/python\/kdm-cifra-divide-cifra\/\">Python<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Kangourou di Matematica Quanti sono i numeri (positivi) di tre cifre (significative) abc tali che a sia divisibile per b e b sia divisibile per c? Osserva Per a da 1 a 9 considera i possibili divisori di a (cio\u00e8 b) e i possibili divisori di b (cio\u00e8 c)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[111],"tags":[],"class_list":["post-33989","post","type-post","status-publish","format-standard","hentry","category-competizioni-matematiche"],"_links":{"self":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/33989","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/comments?post=33989"}],"version-history":[{"count":4,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/33989\/revisions"}],"predecessor-version":[{"id":58300,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/33989\/revisions\/58300"}],"wp:attachment":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/media?parent=33989"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/categories?post=33989"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/tags?post=33989"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}