-80.26% is the change from 856 to 169
Calculation steps:
[( 169 - 856 ) ÷ 856] x 100 = -80.26%
Formula
Percentage change = [(169 - 856) / 856] x 100
Subtract the new number by the original number
169 - 856 = -687
-687 ÷ 856 = -0.802570093457944
-0.802570093457944 x 100 = -80.26%