-75.87% is the change from 858 to 207
Calculation steps:
[( 207 - 858 ) ÷ 858] x 100 = -75.87%
Formula
Percentage change = [(207 - 858) / 858] x 100
Subtract the new number by the original number
207 - 858 = -651
-651 ÷ 858 = -0.7587412587412588
-0.7587412587412588 x 100 = -75.87%