-30.81% is the change from 873 to 604
Calculation steps:
[( 604 - 873 ) ÷ 873] x 100 = -30.81%
Formula
Percentage change = [(604 - 873) / 873] x 100
Subtract the new number by the original number
604 - 873 = -269
-269 ÷ 873 = -0.30813287514318444
-0.30813287514318444 x 100 = -30.81%