-30.01% is the change from 823 to 576
Calculation steps:
[( 576 - 823 ) ÷ 823] x 100 = -30.01%
Formula
Percentage change = [(576 - 823) / 823] x 100
Subtract the new number by the original number
576 - 823 = -247
-247 ÷ 823 = -0.3001215066828676
-0.3001215066828676 x 100 = -30.01%