-1.25% is the change from 720 to 711
Calculation steps:
[( 711 - 720 ) ÷ 720] x 100 = -1.25%
Formula
Percentage change = [(711 - 720) / 720] x 100
Subtract the new number by the original number
711 - 720 = -9
-9 ÷ 720 = -0.0125
-0.0125 x 100 = -1.25%