-27.83% is the change from 823 to 594
Calculation steps:
[( 594 - 823 ) ÷ 823] x 100 = -27.83%
Formula
Percentage change = [(594 - 823) / 823] x 100
Subtract the new number by the original number
594 - 823 = -229
-229 ÷ 823 = -0.2782503037667072
-0.2782503037667072 x 100 = -27.83%