73.49% is the change from 83 to 144
Calculation steps:
[( 144 - 83 ) ÷ 83] x 100 = 73.49%
Formula
Percentage change = [(144 - 83) / 83] x 100
Subtract the new number by the original number
144 - 83 = 61
61 ÷ 83 = 0.7349397590361446
0.7349397590361446 x 100 = 73.49%