-42.66% is the change from 858 to 492
Calculation steps:
[( 492 - 858 ) ÷ 858] x 100 = -42.66%
Formula
Percentage change = [(492 - 858) / 858] x 100
Subtract the new number by the original number
492 - 858 = -366
-366 ÷ 858 = -0.42657342657342656
-0.42657342657342656 x 100 = -42.66%