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1.25×0.25×3.2 = = 简便计算
人气:281 ℃ 时间:2020-05-22 13:43:45
解答
1.25*0.25*3.2
=1.25*0.25*4*8
=(1.25*8)*(0.25*4)
=10*1
=10
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