-29.17% is the change from 809 to 573
Calculation steps:
[( 573 - 809 ) ÷ 809] x 100 = -29.17%
Formula
Percentage change = [(573 - 809) / 809] x 100
Subtract the new number by the original number
573 - 809 = -236
-236 ÷ 809 = -0.29171817058096416
-0.29171817058096416 x 100 = -29.17%