7.23% is the change from 775 to 831
Calculation steps:
[( 831 - 775 ) ÷ 775] x 100 = 7.23%
Formula
Percentage change = [(831 - 775) / 775] x 100
Subtract the new number by the original number
831 - 775 = 56
56 ÷ 775 = 0.07225806451612904
0.07225806451612904 x 100 = 7.23%