先约分,能化成带分数的再化成带分数. 45 25 = 26 65 = 51 34

先约分,能化成带分数的再化成带分数. 45 25 = 26 65 = 51 34 = 91 49 =
2024-12-25 00:08:56
推荐回答(1个)
回答1:

45
25
=
9
5
=1
4
5

26
65
=
2
5

51
34
=
3
2
=1
1
2

91
49
=
13
7
=1
6
7