-26.86% is the change from 711 to 520
Calculation steps:
[( 520 - 711 ) ÷ 711] x 100 = -26.86%
Formula
Percentage change = [(520 - 711) / 711] x 100
Subtract the new number by the original number
520 - 711 = -191
-191 ÷ 711 = -0.26863572433192684
-0.26863572433192684 x 100 = -26.86%