-12.97% is the change from 817 to 711
Calculation steps:
[( 711 - 817 ) ÷ 817] x 100 = -12.97%
Formula
Percentage change = [(711 - 817) / 817] x 100
Subtract the new number by the original number
711 - 817 = -106
-106 ÷ 817 = -0.12974296205630356
-0.12974296205630356 x 100 = -12.97%