5⼀8*(2⼀5+1⼀3)⼀2⼀3简便计算

2024-12-17 19:13:27
推荐回答(1个)
回答1:

5/8*(2/5+1/3)/2/3
=5/8*(2/5+1/3)*3/2
=5/8*(3/5+2)
=3/8+10/8
=13/8