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  5. 2kg重い＝−2kg軽い　と表す事が出来る...
Mathematics
Junior High
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ひ

2kg重い＝−2kg軽い　と表す事が出来るのはなぜですか？

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Answers

とある数弱
とある数弱

イメージとしては重い=＋　軽い=-
-2kg軽い=-2kg -=2kg=2kg重い

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ひ

ありがとうございます！

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