1.25×0.4= 1×3.12-0.8= 5.4×0.2-0.9= 1.25×0.4=
问题描述:
1.25×0.4= 1×3.12-0.8= 5.4×0.2-0.9= 1.25×0.4=
答
0.496 2.29 0.18 0.5
1.25×0.4= 1×3.12-0.8= 5.4×0.2-0.9= 1.25×0.4=
0.496 2.29 0.18 0.5