-35.46% is the change from 863 to 557
Calculation steps:
[( 557 - 863 ) ÷ 863] x 100 = -35.46%
Formula
Percentage change = [(557 - 863) / 863] x 100
Subtract the new number by the original number
557 - 863 = -306
-306 ÷ 863 = -0.354577056778679
-0.354577056778679 x 100 = -35.46%