-35.2% is the change from 858 to 556
Calculation steps:
[( 556 - 858 ) ÷ 858] x 100 = -35.2%
Formula
Percentage change = [(556 - 858) / 858] x 100
Subtract the new number by the original number
556 - 858 = -302
-302 ÷ 858 = -0.351981351981352
-0.351981351981352 x 100 = -35.2%