-77.97% is the change from 858 to 189
Calculation steps:
[( 189 - 858 ) ÷ 858] x 100 = -77.97%
Formula
Percentage change = [(189 - 858) / 858] x 100
Subtract the new number by the original number
189 - 858 = -669
-669 ÷ 858 = -0.7797202797202797
-0.7797202797202797 x 100 = -77.97%