-30.43% is the change from 828 to 576
Calculation steps:
[( 576 - 828 ) ÷ 828] x 100 = -30.43%
Formula
Percentage change = [(576 - 828) / 828] x 100
Subtract the new number by the original number
576 - 828 = -252
-252 ÷ 828 = -0.30434782608695654
-0.30434782608695654 x 100 = -30.43%