-28.73% is the change from 811 to 578
Calculation steps:
[( 578 - 811 ) ÷ 811] x 100 = -28.73%
Formula
Percentage change = [(578 - 811) / 811] x 100
Subtract the new number by the original number
578 - 811 = -233
-233 ÷ 811 = -0.2872996300863132
-0.2872996300863132 x 100 = -28.73%