-17.25% is the change from 858 to 710
Calculation steps:
[( 710 - 858 ) ÷ 858] x 100 = -17.25%
Formula
Percentage change = [(710 - 858) / 858] x 100
Subtract the new number by the original number
710 - 858 = -148
-148 ÷ 858 = -0.17249417249417248
-0.17249417249417248 x 100 = -17.25%