-36.2% is the change from 873 to 557
Calculation steps:
[( 557 - 873 ) ÷ 873] x 100 = -36.2%
Formula
Percentage change = [(557 - 873) / 873] x 100
Subtract the new number by the original number
557 - 873 = -316
-316 ÷ 873 = -0.3619702176403207
-0.3619702176403207 x 100 = -36.2%