-56.68% is the change from 711 to 308
Calculation steps:
[( 308 - 711 ) ÷ 711] x 100 = -56.68%
Formula
Percentage change = [(308 - 711) / 711] x 100
Subtract the new number by the original number
308 - 711 = -403
-403 ÷ 711 = -0.5668073136427567
-0.5668073136427567 x 100 = -56.68%