-34.36% is the change from 873 to 573
Calculation steps:
[( 573 - 873 ) ÷ 873] x 100 = -34.36%
Formula
Percentage change = [(573 - 873) / 873] x 100
Subtract the new number by the original number
573 - 873 = -300
-300 ÷ 873 = -0.3436426116838488
-0.3436426116838488 x 100 = -34.36%