-5.24% is the change from 858 to 813
Calculation steps:
[( 813 - 858 ) ÷ 858] x 100 = -5.24%
Formula
Percentage change = [(813 - 858) / 858] x 100
Subtract the new number by the original number
813 - 858 = -45
-45 ÷ 858 = -0.05244755244755245
-0.05244755244755245 x 100 = -5.24%