0.25乘以0.4除以0.25乘以0.8是不是这样做的0.25×(0.4除以0.8)不知道对不
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0.25乘以0.4除以0.25乘以0.8
=0.25x0.4÷0.25x0.8
=0.1÷0.25x0.8
=0.4x0.8
=0.32
0.25×(0.4除以0.8)
=0.25×(0.4÷0.8)
=0.25x0.5
=0.125
0.32≠0.125
不对
=0.25x0.4÷0.25x0.8
=0.1÷0.25x0.8
=0.4x0.8
=0.32
0.25×(0.4除以0.8)
=0.25×(0.4÷0.8)
=0.25x0.5
=0.125
0.32≠0.125
不对
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