-2.63% is the change from 836 to 814
Calculation steps:
[( 814 - 836 ) ÷ 836] x 100 = -2.63%
Formula
Percentage change = [(814 - 836) / 836] x 100
Subtract the new number by the original number
814 - 836 = -22
-22 ÷ 836 = -0.02631578947368421
-0.02631578947368421 x 100 = -2.63%