4 +7 3/5=11 3/5

51 10/11-39 9/11=12 1/11

6 1/5-2 1/5=4

14 10/5-2 7/5=12 3/5

10 3/11-9=1 3/11

3 6/11-1 11/11=1 6/11

14 5/5-1 2/5=13 3/5

11 8/11-11 8/11=0