-28.12% is the change from 818 to 588
Calculation steps:
[( 588 - 818 ) ÷ 818] x 100 = -28.12%
Formula
Percentage change = [(588 - 818) / 818] x 100
Subtract the new number by the original number
588 - 818 = -230
-230 ÷ 818 = -0.28117359413202936
-0.28117359413202936 x 100 = -28.12%