-27.96% is the change from 812 to 585
Calculation steps:
[( 585 - 812 ) ÷ 812] x 100 = -27.96%
Formula
Percentage change = [(585 - 812) / 812] x 100
Subtract the new number by the original number
585 - 812 = -227
-227 ÷ 812 = -0.27955665024630544
-0.27955665024630544 x 100 = -27.96%