-0.18% is the change from 558 to 557
Calculation steps:
[( 557 - 558 ) ÷ 558] x 100 = -0.18%
Formula
Percentage change = [(557 - 558) / 558] x 100
Subtract the new number by the original number
557 - 558 = -1
-1 ÷ 558 = -0.0017921146953405018
-0.0017921146953405018 x 100 = -0.18%