-10.68% is the change from 936 to 836
Calculation steps:
[( 836 - 936 ) ÷ 936] x 100 = -10.68%
Formula
Percentage change = [(836 - 936) / 936] x 100
Subtract the new number by the original number
836 - 936 = -100
-100 ÷ 936 = -0.10683760683760683
-0.10683760683760683 x 100 = -10.68%