36.56% is the change from 331 to 452
Calculation steps:
[( 452 - 331 ) ÷ 331] x 100 = 36.56%
Formula
Percentage change = [(452 - 331) / 331] x 100
Subtract the new number by the original number
452 - 331 = 121
121 ÷ 331 = 0.36555891238670696
0.36555891238670696 x 100 = 36.56%