5⼀6×10⼀9-1⼀9÷(6⼀5)等于多少分数怎样简便怎样算?

2024-12-30 06:33:55
推荐回答(1个)
回答1:

简便计算
5/6×10/9-1/9÷(6/5)
=5/6x10/9-1/9x5/6
=5/6x(10/9-1/9)
=5/6x1
=5/6