23.2% is the change from 556 to 685
Calculation steps:
[( 685 - 556 ) ÷ 556] x 100 = 23.2%
Formula
Percentage change = [(685 - 556) / 556] x 100
Subtract the new number by the original number
685 - 556 = 129
129 ÷ 556 = 0.23201438848920863
0.23201438848920863 x 100 = 23.2%