-79.25% is the change from 858 to 178
Calculation steps:
[( 178 - 858 ) ÷ 858] x 100 = -79.25%
Formula
Percentage change = [(178 - 858) / 858] x 100
Subtract the new number by the original number
178 - 858 = -680
-680 ÷ 858 = -0.7925407925407926
-0.7925407925407926 x 100 = -79.25%