(5⼀6-3⼀4)⼀3⼀8=?简便计算

2025-05-11 01:26:50
推荐回答(1个)
回答1:

(5/6-3/4)÷3/8
=5/6×8/3-3/4×8/3
=20/9-2
=2/9