12.5*38*0.8的简便运算

问题描述:

12.5*38*0.8的简便运算

你好zs1162008为您解答
12.5*38*0.8
=(12.5*0.8)*38
=10*38
=380

你好:
12.5x38x0.8
=(12.5x0.8)x38
=10x38
=380

12.5*38*0.8
=(12.5*0.8)*38
=10*38
=380