16.56% is the change from 815 to 950
Calculation steps:
[( 950 - 815 ) ÷ 815] x 100 = 16.56%
Formula
Percentage change = [(950 - 815) / 815] x 100
Subtract the new number by the original number
950 - 815 = 135
135 ÷ 815 = 0.1656441717791411
0.1656441717791411 x 100 = 16.56%