-69.06% is the change from 711 to 220
Calculation steps:
[( 220 - 711 ) ÷ 711] x 100 = -69.06%
Formula
Percentage change = [(220 - 711) / 711] x 100
Subtract the new number by the original number
220 - 711 = -491
-491 ÷ 711 = -0.6905766526019691
-0.6905766526019691 x 100 = -69.06%