(4⼀3-3⼀4)÷(5⼀6×7⼀4)

2024-11-16 09:17:05
推荐回答(4个)
回答1:

回答2:

回答3:

-5分之2

回答4:

(4/3-3/4)÷(5/6×7/4)
=(16/12-9/12)/(35/24)
=7/12*24/35
=2/5