81 - 49 = 32
It is minus 2 hours 28 minutes.
well, the square root of 81 is 9, and seven squared is 49, so it wud be 40
81 minus 86 = -5
49
136 minus 81 is 55.
29 minus 81 is -52.
101 minus 49 is 52.
if u minus 59 from 81 you get 22
-49 minus 75 is -124
The GCF of 49 and 81 is 1.
18/27 minus 44/81 is 10/81
81 - 15 = 66