1 - 1/4 = 3/42 - 3/7 = 11/74 - 5/12 = 43/126 - 7/15 = 83/158 - 3/7 = 53/710 - 1/10 = 99/1012 - 3/5 = 57/516 - 5/7 = 107/7
5/9 - 13/27 = 4/273/8 - 5/24 = 5/242/5 - 3/8 = 1/405/12 - 13/72 = 1/183/5 - 1/7 = 16/357/15 - 2/9 = 43/4511/12 - 19/60 = 21/209/17 - 27/68 = 81/682/3 - 5/16 = 17/489/10 - 4/15 = 61/304/15 - 11/60 = 2/55/8 - 1/3 = 7/24
3/4 - 1/4 = 1/25/8 - 3/8 = 1/47/12 - 5/12 = 1/68/15 - 2/15 = 2/33/10 - 1/10 = 1/517/25 - 12/25 = 5/25 = 1/511/30 - 7/30 = 4/30 = 2/1528/45 - 13/45 = 15/45 = 1/3
1 - 1/4 = 3/4
2 - 3/7 = 11/7
4 - 5/12 = 43/12
6 - 7/15 = 83/15
8 - 3/7 = 53/7
10 - 1/10 = 99/10
12 - 3/5 = 57/5
16 - 5/7 = 107/7
5/9 - 13/27 = 4/27
3/8 - 5/24 = 5/24
2/5 - 3/8 = 1/40
5/12 - 13/72 = 1/18
3/5 - 1/7 = 16/35
7/15 - 2/9 = 43/45
11/12 - 19/60 = 21/20
9/17 - 27/68 = 81/68
2/3 - 5/16 = 17/48
9/10 - 4/15 = 61/30
4/15 - 11/60 = 2/5
5/8 - 1/3 = 7/24
3/4 - 1/4 = 1/2
5/8 - 3/8 = 1/4
7/12 - 5/12 = 1/6
8/15 - 2/15 = 2/3
3/10 - 1/10 = 1/5
17/25 - 12/25 = 5/25 = 1/5
11/30 - 7/30 = 4/30 = 2/15
28/45 - 13/45 = 15/45 = 1/3