Mathematics
Junior High
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a+ 180-a/4の答えの出し方を教えてください

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✨ Best Answer ✨

aは1aと考えて
aがついてる同士で計算

a+ 180-a/4
=a-a/4 + 180 ←並べ替えた(省略可)
=4a/4-1a/4 + 180 ←計算部分だけ通分
=3a/4 + 180

答 よんぶんのさんa +180

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