0.62×3.6+3.8×0.36怎么简便计算
问题描述：
0.62×3.6+3.8×0.36怎么简便计算
答
0.62×3.6+3.8×0.36=0.62*10*0.36+3.8*0.36=0.36*（0.62*10+3.8）=0.36*10=3.6
答
0.62×3.6+3.8×0.36=6.2×0.36+3.8×0.36=(6.2+3.8)×0.36=10×0.36=3.6