89.16% is the change from 83 to 157
Calculation steps:
[( 157 - 83 ) ÷ 83] x 100 = 89.16%
Formula
Percentage change = [(157 - 83) / 83] x 100
Subtract the new number by the original number
157 - 83 = 74
74 ÷ 83 = 0.891566265060241
0.891566265060241 x 100 = 89.16%