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6.8*0.25的简便计算

更新时间2022-01-19 00:52:16

6.8×0.25 =(1.7×4)×0.25 =1.7×(4×0.25) =1.7×1 =1.7

6.8×0.25

 =6.8×(1/4)

 =6.8÷4

 =1.7

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