-87.61% is the change from 573 to 71
Calculation steps:
[( 71 - 573 ) ÷ 573] x 100 = -87.61%
Formula
Percentage change = [(71 - 573) / 573] x 100
Subtract the new number by the original number
71 - 573 = -502
-502 ÷ 573 = -0.8760907504363001
-0.8760907504363001 x 100 = -87.61%