-41.72% is the change from 858 to 500
Calculation steps:
[( 500 - 858 ) ÷ 858] x 100 = -41.72%
Formula
Percentage change = [(500 - 858) / 858] x 100
Subtract the new number by the original number
500 - 858 = -358
-358 ÷ 858 = -0.4172494172494173
-0.4172494172494173 x 100 = -41.72%