-27.67% is the change from 806 to 583
Calculation steps:
[( 583 - 806 ) ÷ 806] x 100 = -27.67%
Formula
Percentage change = [(583 - 806) / 806] x 100
Subtract the new number by the original number
583 - 806 = -223
-223 ÷ 806 = -0.27667493796526055
-0.27667493796526055 x 100 = -27.67%