-92.07% is the change from 858 to 68
Calculation steps:
[( 68 - 858 ) ÷ 858] x 100 = -92.07%
Formula
Percentage change = [(68 - 858) / 858] x 100
Subtract the new number by the original number
68 - 858 = -790
-790 ÷ 858 = -0.9207459207459208
-0.9207459207459208 x 100 = -92.07%