-91.14% is the change from 858 to 76
Calculation steps:
[( 76 - 858 ) ÷ 858] x 100 = -91.14%
Formula
Percentage change = [(76 - 858) / 858] x 100
Subtract the new number by the original number
76 - 858 = -782
-782 ÷ 858 = -0.9114219114219114
-0.9114219114219114 x 100 = -91.14%