-19.28% is the change from 856 to 691
Calculation steps:
[( 691 - 856 ) ÷ 856] x 100 = -19.28%
Formula
Percentage change = [(691 - 856) / 856] x 100
Subtract the new number by the original number
691 - 856 = -165
-165 ÷ 856 = -0.1927570093457944
-0.1927570093457944 x 100 = -19.28%