3.23% is the change from 836 to 863
Calculation steps:
[( 863 - 836 ) ÷ 836] x 100 = 3.23%
Formula
Percentage change = [(863 - 836) / 836] x 100
Subtract the new number by the original number
863 - 836 = 27
27 ÷ 836 = 0.03229665071770335
0.03229665071770335 x 100 = 3.23%