-30.86% is the change from 823 to 569
Calculation steps:
[( 569 - 823 ) ÷ 823] x 100 = -30.86%
Formula
Percentage change = [(569 - 823) / 823] x 100
Subtract the new number by the original number
569 - 823 = -254
-254 ÷ 823 = -0.3086269744835966
-0.3086269744835966 x 100 = -30.86%