8.5x3⼀4+1.5x0.75怎么简便计算。

2025-04-07 09:25:14
推荐回答(4个)
回答(1):

(8.5+1.5)x0.75
=10x0.75
=7.5

回答(2):

=8.5x0.75+1.5x0.75
=(8.5+1.5)x0.75
=10x0.75
=7.5

回答(3):

8.5x3/4+1.5x0.75
=(8.5+1.5)x3/4
=10×3/4
=7.5

回答(4):

(8.5+1.5)乘0.7 5=7.5