65.06% is the change from 83 to 137
Calculation steps:
[( 137 - 83 ) ÷ 83] x 100 = 65.06%
Formula
Percentage change = [(137 - 83) / 83] x 100
Subtract the new number by the original number
137 - 83 = 54
54 ÷ 83 = 0.6506024096385542
0.6506024096385542 x 100 = 65.06%