-19.69% is the change from 711 to 571
Calculation steps:
[( 571 - 711 ) ÷ 711] x 100 = -19.69%
Formula
Percentage change = [(571 - 711) / 711] x 100
Subtract the new number by the original number
571 - 711 = -140
-140 ÷ 711 = -0.19690576652601968
-0.19690576652601968 x 100 = -19.69%