-11.25% is the change from 711 to 631
Calculation steps:
[( 631 - 711 ) ÷ 711] x 100 = -11.25%
Formula
Percentage change = [(631 - 711) / 711] x 100
Subtract the new number by the original number
631 - 711 = -80
-80 ÷ 711 = -0.11251758087201125
-0.11251758087201125 x 100 = -11.25%