36 5/7+12 7/8 5 2/3+3/4 4+3 3/7 8 7/9+3
36 5/7+12 7/8=49 33/56 5 2/3+3/4=9 5/12 4+3 3/7=7 3/7 8 7/9+3=11 7/9