-13.84% is the change from 571 to 492
Calculation steps:
[( 492 - 571 ) ÷ 571] x 100 = -13.84%
Formula
Percentage change = [(492 - 571) / 571] x 100
Subtract the new number by the original number
492 - 571 = -79
-79 ÷ 571 = -0.138353765323993
-0.138353765323993 x 100 = -13.84%