-0.84% is the change from 836 to 829
Calculation steps:
[( 829 - 836 ) ÷ 836] x 100 = -0.84%
Formula
Percentage change = [(829 - 836) / 836] x 100
Subtract the new number by the original number
829 - 836 = -7
-7 ÷ 836 = -0.008373205741626795
-0.008373205741626795 x 100 = -0.84%