22.3% is the change from 556 to 680
Calculation steps:
[( 680 - 556 ) ÷ 556] x 100 = 22.3%
Formula
Percentage change = [(680 - 556) / 556] x 100
Subtract the new number by the original number
680 - 556 = 124
124 ÷ 556 = 0.22302158273381295
0.22302158273381295 x 100 = 22.3%