11.21% is the change from 812 to 903
Calculation steps:
[( 903 - 812 ) ÷ 812] x 100 = 11.21%
Formula
Percentage change = [(903 - 812) / 812] x 100
Subtract the new number by the original number
903 - 812 = 91
91 ÷ 812 = 0.11206896551724138
0.11206896551724138 x 100 = 11.21%