简便计算 1.25×0.25×0.05×64
问题描述:
简便计算 1.25×0.25×0.05×64
答
1.25×0.25×0.05×64
=1.25×0.25×0.05×8×4×2
=(1.25×8)×(0.25×4)×(0.05×)
=10×1×0.1
=1