-97.19% is the change from 711 to 20
Calculation steps:
[( 20 - 711 ) ÷ 711] x 100 = -97.19%
Formula
Percentage change = [(20 - 711) / 711] x 100
Subtract the new number by the original number
20 - 711 = -691
-691 ÷ 711 = -0.9718706047819972
-0.9718706047819972 x 100 = -97.19%