Adding fractions
3/9
+ 2/9 =
5/9
4/7
- 2/7 =
2/7
5/4 =
1 1/4
1 2/3 =
5/3
4 2/10
- 3/10
9/10
4/12
+ 7/12 =
11/12
11/19
- 5/19 =
6/19
12/8 =
1 4/8
3 2/4 =
14/4
5 7/12
- 3 9/12
1 7/12
3 8/15
+ 4 9/15
8 2/15
14 12/18
- 6 7/18
8 5/18
29/9 =
3 2/9
8 2/10 =
82/10
12 5/9
- 8 8/9
3 6/9
9 13/20
+ 12 9/20
22 2/20
54 17/25
- 36 6/25
18 11/25
39/16 =
2 7/16
9 6/4 =
42/4
19 7/18
- 11 9/18
7 16/18
17/19
+ 24/19 =
2 3/19
124 27/36
- 56 19/36
68 8/36
112/26 =
4 8/26
11 15/10 =
125/10
22 15/21
- 15 17/21
6 19/21