2.51% is the change from 557 to 571
Calculation steps:
[( 571 - 557 ) ÷ 557] x 100 = 2.51%
Formula
Percentage change = [(571 - 557) / 557] x 100
Subtract the new number by the original number
571 - 557 = 14
14 ÷ 557 = 0.025134649910233394
0.025134649910233394 x 100 = 2.51%