-35.83% is the change from 868 to 557
Calculation steps:
[( 557 - 868 ) ÷ 868] x 100 = -35.83%
Formula
Percentage change = [(557 - 868) / 868] x 100
Subtract the new number by the original number
557 - 868 = -311
-311 ÷ 868 = -0.358294930875576
-0.358294930875576 x 100 = -35.83%