56.37% is the change from 557 to 871
Calculation steps:
[( 871 - 557 ) ÷ 557] x 100 = 56.37%
Formula
Percentage change = [(871 - 557) / 557] x 100
Subtract the new number by the original number
871 - 557 = 314
314 ÷ 557 = 0.5637342908438061
0.5637342908438061 x 100 = 56.37%