8 1/5+ 5 1/6-3 1/5=5+5 1/6=10 1/6
8 1/8+1 2/3-3 3/4=8 3/24+1 16/24-3 18/24=6 1/24
6 1/4-2 5/7+6 3/14=6 7/28-2 20/28+6 6/28=9 21/28
5 2/3+2 1/4 -1 3/5=5 40/60+2 15/60-1 26/60=6 29/60
87/10-5 3/4+ 6 1/5=8,7-5,75+6,2=9,15
12 7/15-9 3/4 + 5 11/12= 12 28/60- 9 45/60 + 5 55/60=8 38/60=8 19/30