-84.99% is the change from 573 to 86
Calculation steps:
[( 86 - 573 ) ÷ 573] x 100 = -84.99%
Formula
Percentage change = [(86 - 573) / 573] x 100
Subtract the new number by the original number
86 - 573 = -487
-487 ÷ 573 = -0.849912739965096
-0.849912739965096 x 100 = -84.99%