-18.81% is the change from 808 to 656
Calculation steps:
[( 656 - 808 ) ÷ 808] x 100 = -18.81%
Formula
Percentage change = [(656 - 808) / 808] x 100
Subtract the new number by the original number
656 - 808 = -152
-152 ÷ 808 = -0.18811881188118812
-0.18811881188118812 x 100 = -18.81%