1⼀6加括号5⼀9+5⼀6反括号等于多少计算?

2025-03-01 15:21:46
推荐回答(1个)
回答1:

1/6+(5/9+5/6)
=1/6+(10/18+15/18)
=1/6+25/18
=3/18+25/18
=28/18
=14/9
=1又5/9