12.23% is the change from 556 to 624
Calculation steps:
[( 624 - 556 ) ÷ 556] x 100 = 12.23%
Formula
Percentage change = [(624 - 556) / 556] x 100
Subtract the new number by the original number
624 - 556 = 68
68 ÷ 556 = 0.1223021582733813
0.1223021582733813 x 100 = 12.23%