17.53% is the change from 656 to 771
Calculation steps:
[( 771 - 656 ) ÷ 656] x 100 = 17.53%
Formula
Percentage change = [(771 - 656) / 656] x 100
Subtract the new number by the original number
771 - 656 = 115
115 ÷ 656 = 0.17530487804878048
0.17530487804878048 x 100 = 17.53%