2.5×9.75×0.4有简便运算吗,如果有简便运算该怎么算?

2025-03-31 21:20:30
推荐回答(2个)
回答(1):

简便计算
2.5×9.75×0.4
=2.5x0.4x9.75
=1x9.75
=9.75

回答(2):

原式
=2.5x0.4x9.75
=1x9.75
=9.75