12.5×0.25×3.2简便运算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/22 21:09:17
12.5×0.25×3.2简便运算12.5×0.25×3.2简便运算12.5×0.25×3.2简便运算=12.5*0.25*4*0.8=(12.5*0.8)*(0.25*4)=10*1=10

12.5×0.25×3.2简便运算
12.5×0.25×3.2简便运算

12.5×0.25×3.2简便运算
=12.5*0.25*4*0.8
=(12.5*0.8)*(0.25*4)
=10*1
=10