计算 45/49x21/25= 75除15/16= 7/9除14= 11/22除33/48= 5/27除25/36= 39/44除_数学解答

计算 45/49x21/25= 75除15/16= 7/9除14= 11/22除33/48= 5/27除25/36= 39/44除26/55=

人气：160 ℃　时间：2020-02-06 01:39:42

解答

45/49x21/25=27/35
75除15/16=80
7/9除14=1/18
11/22除33/48=8/11
5/27除25/36=4/15
39/44除26/55= 15/8