3.7乘6⼀5加1.3除5⼀6简便

2025-02-22 22:35:00
推荐回答(1个)
回答1:

3.7乘5/5加1.3除6/5
=3.7×5/6+1.3×5/6
=(3.7+1.3)×5/6
=6×5/6
=1
6分之5表示为5/6,不是6/5.
请采纳朋友,谢谢了