8.26*0.25-4.13/2怎么简算

问题描述:

8.26*0.25-4.13/2怎么简算

8.26*0.25-4.13/2
=8.26*0.25-4.13*0.5
=8.26*0.25-4.13*2*0.25
=8.26*0.25-8.26*0.25
=0