3/8 + 11/8 + 7/8 - 5/8
10/17 + 21/17 - 5/17
35/7 - 4/7 + 8/7
9/13 + 15/13 - 5/!3 - 3/13
80/15 - 35/15
1/3 + 5/3 + 9/3
9/5 + 11/5 + 6/5
25/11 + 19/11
4
3
16/13
39/7
26/17
2
16/3
26/5
