【20】#中1#数学#正負の数#計算問題#演習#
Synopsis
中1数学正負の数計算問題を解いてみました。 正負の計算が苦手な全国中学１年生に見てほしいです。 人にしているとこを見て、 ...
![[Junior high school 1st year math] Positive and negative numbers 3: increase and decrease (4 minu...](https://i.ytimg.com/vi/2GaX4q6XSpg/hq720.jpg?sqp=-oaymwEcCNAFEJQDSFXyq4qpAw4IARUAAIhCGAFwAcABBg==&rs=AOn4CLDGhZyjYmmvdsUzwpO7oMcmAlMETg)
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