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【開成番長】算数13 日付の問題その1

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Uploaded by on Jun 9, 2009

日付の問題の考え方。狂った月日に直して考えます。

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Education

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  • 日付の問題は数列の利用になる。

    「西向く士」で月ごとの日数を確認して目標までの日数を数える方­法をとると

    、目標からさかのぼらなくても解くことが出来る。

    日付の問題は教える方の好みが出るので悪しからず。

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