简便计算 1.25×0.25×0.05×64

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/16 01:19:48
简便计算1.25×0.25×0.05×64简便计算1.25×0.25×0.05×64简便计算1.25×0.25×0.05×641.25×0.25×0.05×64=1.25×0.25×0.05×8×4×

简便计算 1.25×0.25×0.05×64
简便计算 1.25×0.25×0.05×64

简便计算 1.25×0.25×0.05×64
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

64=2×4×8
1.25×0.25×0.05×64
=(1.25×8)×(0.25×4)×(0.05×2)
=10×1×0.1
=1