4.35×7.6+43.5×0.24 用简便算法计算
问题描述:
4.35×7.6+43.5×0.24 用简便算法计算
答
4.35×7.6+43.5×0.24
=4.35×7.6+4.35×10×0.24
=4.35×7.6+4.35+2.4
=4.35×(7.6+2.4)
=4.35×10
=43.5