22.15% is the change from 456 to 557
Calculation steps:
[( 557 - 456 ) ÷ 456] x 100 = 22.15%
Formula
Percentage change = [(557 - 456) / 456] x 100
Subtract the new number by the original number
557 - 456 = 101
101 ÷ 456 = 0.22149122807017543
0.22149122807017543 x 100 = 22.15%