-47.55% is the change from 858 to 450
Calculation steps:
[( 450 - 858 ) ÷ 858] x 100 = -47.55%
Formula
Percentage change = [(450 - 858) / 858] x 100
Subtract the new number by the original number
450 - 858 = -408
-408 ÷ 858 = -0.4755244755244755
-0.4755244755244755 x 100 = -47.55%