23.38% is the change from 556 to 686
Calculation steps:
[( 686 - 556 ) ÷ 556] x 100 = 23.38%
Formula
Percentage change = [(686 - 556) / 556] x 100
Subtract the new number by the original number
686 - 556 = 130
130 ÷ 556 = 0.23381294964028776
0.23381294964028776 x 100 = 23.38%