24 9/38 - 17 5/38 = 7 4/38 = 7 1/1915 7/10 - 2 4/10 + 6 1/10 = 19 7/107 14/15 + 2 1/15 = 9 1/159 24/27 + 12 13/27 = 22 37/27 = 24 10/271 - 12/19 = 7/198 - 3 6/15 = 4 9/15 = 4 3/512 - 11 6/11 = 0 5/1116 3/13 - 6 8/13 = 9 7/13
24 9/38 - 17 5/38 = 7 4/38 = 7 1/19
15 7/10 - 2 4/10 + 6 1/10 = 19 7/10
7 14/15 + 2 1/15 = 9 1/15
9 24/27 + 12 13/27 = 22 37/27 = 24 10/27
1 - 12/19 = 7/19
8 - 3 6/15 = 4 9/15 = 4 3/5
12 - 11 6/11 = 0 5/11
16 3/13 - 6 8/13 = 9 7/13