4.31% is the change from 557 to 581
Calculation steps:
[( 581 - 557 ) ÷ 557] x 100 = 4.31%
Formula
Percentage change = [(581 - 557) / 557] x 100
Subtract the new number by the original number
581 - 557 = 24
24 ÷ 557 = 0.04308797127468582
0.04308797127468582 x 100 = 4.31%