-33.57% is the change from 837 to 556
Calculation steps:
[( 556 - 837 ) ÷ 837] x 100 = -33.57%
Formula
Percentage change = [(556 - 837) / 837] x 100
Subtract the new number by the original number
556 - 837 = -281
-281 ÷ 837 = -0.33572281959378736
-0.33572281959378736 x 100 = -33.57%