11.17% is the change from 815 to 906
Calculation steps:
[( 906 - 815 ) ÷ 815] x 100 = 11.17%
Formula
Percentage change = [(906 - 815) / 815] x 100
Subtract the new number by the original number
906 - 815 = 91
91 ÷ 815 = 0.1116564417177914
0.1116564417177914 x 100 = 11.17%