-79.86% is the change from 571 to 115
Calculation steps:
[( 115 - 571 ) ÷ 571] x 100 = -79.86%
Formula
Percentage change = [(115 - 571) / 571] x 100
Subtract the new number by the original number
115 - 571 = -456
-456 ÷ 571 = -0.7985989492119089
-0.7985989492119089 x 100 = -79.86%