-0.58% is the change from 863 to 858
Calculation steps:
[( 858 - 863 ) ÷ 863] x 100 = -0.58%
Formula
Percentage change = [(858 - 863) / 863] x 100
Subtract the new number by the original number
858 - 863 = -5
-5 ÷ 863 = -0.005793742757821553
-0.005793742757821553 x 100 = -0.58%