-28.73% is the change from 818 to 583
Calculation steps:
[( 583 - 818 ) ÷ 818] x 100 = -28.73%
Formula
Percentage change = [(583 - 818) / 818] x 100
Subtract the new number by the original number
583 - 818 = -235
-235 ÷ 818 = -0.28728606356968217
-0.28728606356968217 x 100 = -28.73%