-12.55% is the change from 813 to 711
Calculation steps:
[( 711 - 813 ) ÷ 813] x 100 = -12.55%
Formula
Percentage change = [(711 - 813) / 813] x 100
Subtract the new number by the original number
711 - 813 = -102
-102 ÷ 813 = -0.12546125461254612
-0.12546125461254612 x 100 = -12.55%