24.24% is the change from 656 to 815
Calculation steps:
[( 815 - 656 ) ÷ 656] x 100 = 24.24%
Formula
Percentage change = [(815 - 656) / 656] x 100
Subtract the new number by the original number
815 - 656 = 159
159 ÷ 656 = 0.2423780487804878
0.2423780487804878 x 100 = 24.24%