把下面的数按从大到小的顺序排列1/3,7/8,1/9,16/27,3/4,7/186/7,3/14,5/28,19/21,31/35,9/14

Answer 1

1/9,5/28,3/14,1/3,7/18,16/27,19/21,9/14,3/4,6/7,7/8,31/35
通分一下就OK啦
求采纳