52.87% is the change from 157 to 240
Calculation steps:
[( 240 - 157 ) ÷ 157] x 100 = 52.87%
Formula
Percentage change = [(240 - 157) / 157] x 100
Subtract the new number by the original number
240 - 157 = 83
83 ÷ 157 = 0.5286624203821656
0.5286624203821656 x 100 = 52.87%