{"id":1118,"date":"2019-12-27T13:46:40","date_gmt":"2019-12-27T04:46:40","guid":{"rendered":"https:\/\/www.goodambition.biz\/?p=1118"},"modified":"2020-08-11T14:15:31","modified_gmt":"2020-08-11T05:15:31","slug":"arithmetic-12","status":"publish","type":"post","link":"https:\/\/www.goodambition.biz\/goodambition\/arithmetic-12\/","title":{"rendered":"\u3010\u4e2d\u5b66\u53d7\u9a13\uff1a\u7b97\u6570\u6a19\u6e96\u3011\u4ed5\u4e8b\u7b97\uff1a\u8907\u6570\u4eba\u306e\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u308b\u3002"},"content":{"rendered":"

[usemath]<\/p>\n

\u300e\u4ed5\u4e8b\u7b97\u300f\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u3000\u305d\u306e2<\/h1>\n

\u4e2d\u5b66\u53d7\u9a13\u3092\u4e57\u308a\u8d8a\u3048\u308b\u3046\u3048\u3067\u907f\u3051\u3089\u308c\u306a\u3044\u306e\u304c\u7b97\u6570\u3067\u3059\u3002<\/p>\n

\u7b97\u6570\u3092\u82e6\u624b\u3068\u3059\u308b\u5c0f\u5b66\u751f\u306f\u591a\u3044\u3067\u3059\u3002<\/p>\n

\u305d\u3093\u306a\u89aa\u5fa1\u3055\u3093\u3082\u542b\u3081\u5c0f\u5b66\u751f\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u554f\u984c\u306e\u89e3\u304d\u65b9\u3092\u57fa\u672c\u304b\u3089\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u4eca\u307e\u3067\u8907\u6570\u56de\u306b\u5206\u3051\u3066\u3001\u300c\u65c5\u4eba\u7b97\u300d\u300c\u98df\u5869\u6c34\u306e\u554f\u984c\u300d\u300c\u4ed5\u4e8b\u7b97\u300d\u300c\u904e\u4e0d\u8db3\u7b97\u300d\u306b\u3064\u3044\u3066\u66f8\u3044\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n

\u65c5\u4eba\u7b97\uff1a\u540c\u3058\u5411\u304d\u3068\u9006\u5411\u304d\u306b\u6b69\u304f\u9055\u3044<\/a>
\n\u98df\u5869\u6c34\uff1a\u6fc3\u5ea6\u3068\u306f?\u767e\u5206\u7387\u3068\u306f\uff1f<\/a>
\n\u4ed5\u4e8b\u7b97\uff1a1\u65e5\u306e\u4ed5\u4e8b\u91cf\u306f\uff1f<\/a>
\n\u904e\u4e0d\u8db3\u7b97\uff1a\u904e\u4e0d\u8db3\u7b97\u306e\u57fa\u672c\u306b\u3064\u3044\u3066<\/a>
\n\u76f8\u5f53\u7b97\uff1a\u76f8\u5f53\u7b97\u306e\u57fa\u672c\u306b\u3064\u3044\u3066<\/a><\/p>\n

\u4ee5\u524d\u300c\u4ed5\u4e8b\u7b97\u300d\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u306b\u3064\u3044\u3066\u66f8\u304d\u307e\u3057\u305f\u3002
\n\u4eca\u56de\u306f\u305d\u306e\u7d9a\u304d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u4eca\u5f8c\u6a19\u6e96\u7684\u306a\u554f\u984c\u3092\u89e3\u304f\u3046\u3048\u4eca\u56de\u306e\u8003\u3048\u65b9\u3082\u91cd\u8981\u3067\u3059\u306e\u3067\u3057\u3063\u304b\u308a\u7406\u89e3\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u8907\u6570\u4eba\u306e\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u308b\u3002<\/h2>\n

\u4eca\u56de\u306f\u8907\u6570\u4eba\u3067\u7d42\u308f\u308b\u65e5\u6570\u304b\u30891\u4eba\u3067\u7d42\u308f\u3089\u305b\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u65e5\u6570\u3092\u6c42\u3081\u308b\u554f\u984c\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\n <\u57fa\u672c\u554f\u984c5>
\n A, B\u304c2\u4eba\u3067\u4ed5\u4e8b\u3092\u3059\u308b\u30682\u65e5\u3067\u7d42\u308f\u308b\u4ed5\u4e8b\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092A\u3055\u3093\u3060\u3051\u3067\u884c\u3046\u30686\u65e5\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092B\u3055\u3093\u3060\u3051\u3067\u884c\u3046\u3068\u4f55\u65e5\u304b\u304b\u308a\u307e\u3059\u304b\u3002\n<\/p><\/blockquote>\n

<\/p>\n

\n <\u57fa\u672c\u554f\u984c6>
\n \u3042\u308b\u4ed5\u4e8b\u3092\u3059\u308b\u306e\u306b\u3001A\u3060\u3051\u3067\u306f12\u65e5\u3001B\u3060\u3051\u3067\u306f15\u65e5\u3067\u3001A, B, C\u306e3\u4eba\u3067\u3059\u308b\u30684\u65e5\u3067\u7d42\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092C\u3060\u3051\u3067\u884c\u3046\u3068\u4f55\u65e5\u3067\u7d42\u308f\u308a\u307e\u3059\u304b\u3002\n<\/p><\/blockquote>\n

\u3067\u306f\u3001<\u57fa\u790e\u554f\u984c6>\u304b\u3089\u89e3\u3044\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

2\u4eba\u306e\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u308b\u3002<\/h3>\n

\u524d\u56de\u3082\u66f8\u304d\u307e\u3057\u305f\u304c\u3001\u4ed5\u4e8b\u7b97\u3092\u8003\u3048\u308b\u3046\u3048\u3067\u5fc5\u305a\u5fc5\u8981\u306b\u306a\u308b\u306e\u304c\u300c1\u65e5\u306e\u4ed5\u4e8b\u91cf\u300d\u3067\u3059\u3002
\n<\u57fa\u790e\u554f\u984c5>\u3067\u306f\u3001A, B\u306e2\u4eba\u3067\u306e\u4ed5\u4e8b\u91cf\u304b\u3089B\u3055\u30931\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n

\n <\u57fa\u672c\u554f\u984c5>
\n A, B\u304c2\u4eba\u3067\u4ed5\u4e8b\u3092\u3059\u308b\u30682\u65e5\u3067\u7d42\u308f\u308b\u4ed5\u4e8b\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092A\u3055\u3093\u3060\u3051\u3067\u884c\u3046\u30686\u65e5\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092B\u3055\u3093\u3060\u3051\u3067\u884c\u3046\u3068\u4f55\u65e5\u304b\u304b\u308a\u307e\u3059\u304b\u3002\n<\/p><\/blockquote>\n

\u3053\u306e\u554f\u984c\u3082\u307e\u305a \u5168\u4f53\u306e\u4ed5\u4e8b\u91cf\u30921\u3068\u3057\u3066\u8003\u3048\u308b <\/strong>\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002
\n\u4e0b\u306e\u56f3\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\"\"\n

A\u3055\u3093\u306f\u30016\u65e5\u9593\u304b\u3051\u3066\u3059\u3079\u3066\u306e\u4ed5\u4e8b\u3092\u7d42\u308f\u3089\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u6bce\u65e5\u540c\u3058\u91cf\u3060\u3051\u4ed5\u4e8b\u3092\u3059\u308b\u306e\u3067\u30011\u65e5\u3067\u7d42\u308f\u3089\u3059\u3053\u3068\u306e\u3067\u304d\u308b\u4ed5\u4e8b\u91cf\u306f $ 1 \\div6 = \\frac{1}{6} $\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\"\"\n

\u4e00\u65b9\u3001A, B\u3055\u30932\u4eba\u304c\u4ed5\u4e8b\u3092\u3059\u308b\u30682\u65e5\u3067\u7d42\u308f\u3089\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u3053\u306e\u3053\u3068\u304b\u3089\u30012\u4eba\u3067\u306f1\u65e5\u3067$1 \\div 2 = \\frac{1}{2} $\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3053\u3053\u3067\u3001\u6b21\u306e\u56f3\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\"\"\n

A, B\u3055\u3093\u305d\u308c\u305e\u308c\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u8db3\u3057\u5408\u308f\u305b\u305f\u3082\u306e\u304c\u30012\u4eba\u30671\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3067\u3059\u306e\u3067\u3001B\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306f\u30012\u4eba\u4e00\u7dd2\u306b1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u304b\u3089A\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u5f15\u3044\u305f\u91cf\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3088\u3063\u3066\u3001$ \\frac{1}{2} – \\frac{1}{6} = \\frac{1}{3} $ \u304cB\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u3053\u307e\u3067\u6765\u308b\u3068 \u3059\u308b\u4ed5\u4e8b\u91cf \u00f7 1\u65e5\u306e\u4ed5\u4e8b\u91cf =\u3000\u304b\u304b\u308b\u65e5\u6570<\/strong>\u304b\u3089\u7b54\u3048\u304c\u51fa\u305b\u307e\u3059\u3002
\n\u4eca\u56de\u306f\u3059\u3079\u3066\u306e\u4ed5\u4e8b\u3092\u7d42\u308f\u3089\u305b\u308b\u307e\u3067\u306e\u65e5\u6570\u3067\u3059\u306e\u3067\u3001$ 1 \\div \\frac{1}{3} = 1 \\times 3 = 3\u65e5\u3000$\u304c\u7b54\u3048\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3067\u306f\u3001\u7d9a\u3044\u3066<\u57fa\u790e\u554f\u984c6>\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

3\u4eba\u306e\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u308b\u3002<\/h3>\n

\u5148\u307b\u3069\u306f\u30012\u4eba\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u307e\u3057\u305f\u3002
\n\u7d9a\u3044\u3066\u8003\u3048\u308b\u554f\u984c\u306f\u30013\u4eba\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u3067\u304b\u304b\u308b\u65e5\u6570\u3092\u6c42\u3081\u307e\u3059\u3002
\n\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u306f<\u57fa\u790e\u554f\u984c5>\u3068\u540c\u3058\u3067\u3059\u3002
\n\u3053\u306e\u554f\u984c\u3082\u3001\u5168\u4f53\u306e\u4ed5\u4e8b\u91cf\u30921\u3068\u3057\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\n

\n <\u57fa\u672c\u554f\u984c6>
\n \u3042\u308b\u4ed5\u4e8b\u3092\u3059\u308b\u306e\u306b\u3001A\u3060\u3051\u3067\u306f12\u65e5\u3001B\u3060\u3051\u3067\u306f15\u65e5\u3067\u3001A, B, C\u306e3\u4eba\u3067\u3059\u308b\u30684\u65e5\u3067\u7d42\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u4ed5\u4e8b\u3092C\u3060\u3051\u3067\u884c\u3046\u3068\u4f55\u65e5\u3067\u7d42\u308f\u308a\u307e\u3059\u304b\u3002\n<\/p><\/blockquote>\n

A\u3055\u3093\u304c1\u4eba\u3067\u3053\u306e\u4ed5\u4e8b\u3092\u4ed5\u4e0a\u3052\u3088\u3046\u3068\u601d\u3046\u306812\u65e5\u304b\u304b\u308a\u307e\u3059\u3002
\n\u3067\u3059\u306e\u3067\u3001A\u3055\u3093\u304c1\u65e5\u3067\u3067\u304d\u308b\u4ed5\u4e8b\u91cf\u306f$ 1 \\div 12 = \\frac{1}{12} $\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u540c\u3058\u3088\u3046\u306b\u8003\u3048\u3066\u3001B\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306f$ 1 \\div 15 = \\frac{1}{15} $\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u307e\u305f\u3001A, B, C\u306e3\u4eba\u3067\u4e00\u7dd2\u306b\u3057\u305f\u3068\u304d\u306b1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306f $1 \\div 4 = \\frac{1}{4} $\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u56f3\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\"\"\n

A, B, C\u3055\u3093\u305d\u308c\u305e\u308c\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u8db3\u3057\u5408\u308f\u305b\u305f\u3082\u306e\u304c\u30013\u4eba\u30671\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3067\u3059\u306e\u3067\u3001C\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306f\u30013\u4eba\u4e00\u7dd2\u306b1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u304b\u3089A\u3055\u3093\u3068B\u3055\u30932\u4eba\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u5f15\u3044\u305f\u91cf\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u307e\u305a\u3001A\u3055\u3093\u3068B\u3055\u30932\u4eba\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u3092\u3082\u3068\u3081\u307e\u3059\u3002
\nA\u3055\u3093\u306f1\u65e5\u3067$\\frac{1}{12}$\u3001B\u3055\u3093\u306f1\u65e5\u3067$\\frac{1}{15}$\u4ed5\u4e8b\u3092\u7d42\u308f\u3089\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u3053\u306e\u3053\u3068\u304b\u3089\u3001A, B2\u4eba\u3067$ \\frac{1}{12} + \\frac{1}{15} = \\frac{5}{60} + \\frac{4}{60} = \\frac{9}{60} = \\frac{3}{20} $\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3088\u3063\u3066\u3001C\u3055\u3093\u304c1\u65e5\u3067\u3059\u308b\u4ed5\u4e8b\u91cf\u306f\u3001$ \\frac{1}{4} – \\frac{3}{20} = \\frac{5}{20} – \\frac{3}{20} = \\frac{2}{20} = \\frac{1}{20} $\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3059\u308b\u4ed5\u4e8b\u91cf \u00f7 1\u65e5\u306e\u4ed5\u4e8b\u91cf =\u3000\u304b\u304b\u308b\u65e5\u6570<\/strong>\u304b\u3089\u304b\u304b\u308b\u65e5\u6570\u306f\u3001$ 1 \\div \\frac{1}{20} = 1 \\times 20 = 20\u65e5 $
\n\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\n

\u4eca\u56de\u306f2\u4eba\u306a\u3044\u30573\u4eba\u306e\u4ed5\u4e8b\u91cf\u304b\u30891\u4eba\u306e\u4ed5\u4e8b\u91cf\u3092\u6c42\u3081\u308b\u554f\u984c\u3092\u6271\u3044\u307e\u3057\u305f\u3002
\n\u6b21\u56de\u306f\u3001<\u57fa\u790e\u554f\u984c1>\u304b\u3089<\u57fa\u790e\u554f\u984c6>\u306e\u8003\u3048\u65b9\u3092\u7528\u3044\u3066\u6a19\u6e96\uff5e\u5fdc\u7528\u554f\u984c\u3092\u89e3\u3044\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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