3/3
1/3 + 2/3 =
3/4
1/4 + 2/4 =
2/4
3/4 - 1/4 =
2/3
3/3 - 1/3 =
3/5
2/5 + 1/5 =
4/5
1/5 + 3/5 =
5/5
1/5 + 4/5 =
1/5
5/5 - 4/5 =
1/5
4/5 - 3/5 =
2/5
4/5 - 2/5 =
3/5
4/5 - 1/5 =
1/5
3/5 - 2/5 =
2/5
3/5 - 1/5 =
3/4
4/4 - 1/4 =
2/4
4/4 - 2/4 =
3/4
4/4 - 1/4 =
3/6
1/6 + 2/6 =
4/6
1/6 + 3/6 =
5/6
1/6 + 4/6 =
6/6
1/6 + 5/6 =
1/6
6/6 - 5/6 =
2/6
6/6 - 4/6 =
3/6
6/6 - 3/6 =
4/6
6/6 - 2/6 =
5/6
6/6 - 1/6 =
7/7
1/7 + 6/7 =
6/7
1/7 + 5/7 =
5/7
1/7 + 4/7 =
4/7
1/7 + 3/7 =
3/7
1/7 + 2/7 =
2/7
1/7 + 1/7 =
4/7
2/7 + 2/7 =
5/7
2/7 + 3/7 =
5/7
3/7 + 2/7 =
16/20
10/20 + 6/20 =
10/35
8/35 + 2/35 =
25/100
20/100 + 5/100 =
5/17
3/17 + 2/17 =
12/16
8/16 + 4/16 =
49/56
40/56 + 9/56 =
2/8
3/8 - 1/8 =
1/24
6/24 - 5/24 =
2/22
20/22 - 18/22 =
2/8
4/8 - 2/8 =
2/9
6/9 - 4/9 =