3.2÷(0.32×0.25)=3.2÷0.32÷0.25=10÷1/4=10x4=40谢谢,请采纳
3.2÷(0.32×0.25)=3.2÷0.32÷(1/4)=10X4=40
3.2/0.32X0.25=10/0.25=40
=3.2/0.32/0.25=10/0.25=40