-20.85% is the change from 873 to 691
Calculation steps:
[( 691 - 873 ) ÷ 873] x 100 = -20.85%
Formula
Percentage change = [(691 - 873) / 873] x 100
Subtract the new number by the original number
691 - 873 = -182
-182 ÷ 873 = -0.20847651775486828
-0.20847651775486828 x 100 = -20.85%