7.68×1.2+2.32
=7.68×(1+0.2)+2.32
=7.68+2.32+7.68*0.2
=10+1.536
=11.536
7.68×1.2+2.32这个问题的简便回答?例如1可以分解4和0.25
6个回答
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3/7×1/4+25%×2/7+0.25×1/7简便算法
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急,1.25×2.4 1.25×0.32×2.5 1
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计算下面各题,能简便算的要简算17.68/5.2+3.7 2.4*0.75+1.25/2.5 3.6*1.25+0.32