-6.24% is the change from 865 to 811
Calculation steps:
[( 811 - 865 ) ÷ 865] x 100 = -6.24%
Formula
Percentage change = [(811 - 865) / 865] x 100
Subtract the new number by the original number
811 - 865 = -54
-54 ÷ 865 = -0.06242774566473988
-0.06242774566473988 x 100 = -6.24%