9.38-5.4+0.62-4.6的简便计算
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9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
=(9.38+0.62)-(4.6+5.4)
= 10 - 10
= 0
9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
9.38-5.4+0.62-4.6的简便计算
=(9.38+0.62)-(4.6+5.4)
= 10 - 10
= 0