-29.67% is the change from 819 to 576
Calculation steps:
[( 576 - 819 ) ÷ 819] x 100 = -29.67%
Formula
Percentage change = [(576 - 819) / 819] x 100
Subtract the new number by the original number
576 - 819 = -243
-243 ÷ 819 = -0.2967032967032967
-0.2967032967032967 x 100 = -29.67%