72+6= 69 + 3 = 37 + 8 = 45 + 9 = 27- 5 = 36-8 = 47 + 20 = 32 + 40 = 60-7 = 90-6 = 85 - 30 = 83-60 =

72 + 6 = 78
69 + 3 = 72
37 + 8 = 45
45 + 9 = 54
27 - 5 = 22
36 - 8 = 28
47 + 20 = 67
32 + 40 = 72
60 - 7 = 53
90 - 6 = 84
85 - 30 = 55
83 - 60 = 23