-98.07% is the change from 571 to 11
Calculation steps:
[( 11 - 571 ) ÷ 571] x 100 = -98.07%
Formula
Percentage change = [(11 - 571) / 571] x 100
Subtract the new number by the original number
11 - 571 = -560
-560 ÷ 571 = -0.9807355516637478
-0.9807355516637478 x 100 = -98.07%