53.2% is the change from 532 to 815
Calculation steps:
[( 815 - 532 ) ÷ 532] x 100 = 53.2%
Formula
Percentage change = [(815 - 532) / 532] x 100
Subtract the new number by the original number
815 - 532 = 283
283 ÷ 532 = 0.5319548872180451
0.5319548872180451 x 100 = 53.2%