-79.02% is the change from 858 to 180
Calculation steps:
[( 180 - 858 ) ÷ 858] x 100 = -79.02%
Formula
Percentage change = [(180 - 858) / 858] x 100
Subtract the new number by the original number
180 - 858 = -678
-678 ÷ 858 = -0.7902097902097902
-0.7902097902097902 x 100 = -79.02%