-36.01% is the change from 858 to 549
Calculation steps:
[( 549 - 858 ) ÷ 858] x 100 = -36.01%
Formula
Percentage change = [(549 - 858) / 858] x 100
Subtract the new number by the original number
549 - 858 = -309
-309 ÷ 858 = -0.36013986013986016
-0.36013986013986016 x 100 = -36.01%