简算8.5×0.739+0.15×7.39=?如题
问题描述:
简算8.5×0.739+0.15×7.39=?如题
答
=0.85x7.35+0.15x7.35=7.35x(0.85+0.15)=7.35x1=7.35
简算8.5×0.739+0.15×7.39=?如题
=0.85x7.35+0.15x7.35=7.35x(0.85+0.15)=7.35x1=7.35