-32.52% is the change from 858 to 579
Calculation steps:
[( 579 - 858 ) ÷ 858] x 100 = -32.52%
Formula
Percentage change = [(579 - 858) / 858] x 100
Subtract the new number by the original number
579 - 858 = -279
-279 ÷ 858 = -0.32517482517482516
-0.32517482517482516 x 100 = -32.52%