-2.68% is the change from 859 to 836
Calculation steps:
[( 836 - 859 ) ÷ 859] x 100 = -2.68%
Formula
Percentage change = [(836 - 859) / 859] x 100
Subtract the new number by the original number
836 - 859 = -23
-23 ÷ 859 = -0.02677532013969732
-0.02677532013969732 x 100 = -2.68%