-27.74% is the change from 811 to 586
Calculation steps:
[( 586 - 811 ) ÷ 811] x 100 = -27.74%
Formula
Percentage change = [(586 - 811) / 811] x 100
Subtract the new number by the original number
586 - 811 = -225
-225 ÷ 811 = -0.27743526510480887
-0.27743526510480887 x 100 = -27.74%