14.72% is the change from 815 to 935
Calculation steps:
[( 935 - 815 ) ÷ 815] x 100 = 14.72%
Formula
Percentage change = [(935 - 815) / 815] x 100
Subtract the new number by the original number
935 - 815 = 120
120 ÷ 815 = 0.147239263803681
0.147239263803681 x 100 = 14.72%