-0.71% is the change from 561 to 557
Calculation steps:
[( 557 - 561 ) ÷ 561] x 100 = -0.71%
Formula
Percentage change = [(557 - 561) / 561] x 100
Subtract the new number by the original number
557 - 561 = -4
-4 ÷ 561 = -0.0071301247771836
-0.0071301247771836 x 100 = -0.71%