49.4% is the change from 83 to 124
Calculation steps:
[( 124 - 83 ) ÷ 83] x 100 = 49.4%
Formula
Percentage change = [(124 - 83) / 83] x 100
Subtract the new number by the original number
124 - 83 = 41
41 ÷ 83 = 0.4939759036144578
0.4939759036144578 x 100 = 49.4%