9.24% is the change from 628 to 686
Calculation steps:
[( 686 - 628 ) ÷ 628] x 100 = 9.24%
Formula
Percentage change = [(686 - 628) / 628] x 100
Subtract the new number by the original number
686 - 628 = 58
58 ÷ 628 = 0.09235668789808917
0.09235668789808917 x 100 = 9.24%