-33.45% is the change from 837 to 557
Calculation steps:
[( 557 - 837 ) ÷ 837] x 100 = -33.45%
Formula
Percentage change = [(557 - 837) / 837] x 100
Subtract the new number by the original number
557 - 837 = -280
-280 ÷ 837 = -0.3345280764635603
-0.3345280764635603 x 100 = -33.45%