8.65% is the change from 636 to 691
Calculation steps:
[( 691 - 636 ) ÷ 636] x 100 = 8.65%
Formula
Percentage change = [(691 - 636) / 636] x 100
Subtract the new number by the original number
691 - 636 = 55
55 ÷ 636 = 0.08647798742138364
0.08647798742138364 x 100 = 8.65%