-39.23% is the change from 808 to 491
Calculation steps:
[( 491 - 808 ) ÷ 808] x 100 = -39.23%
Formula
Percentage change = [(491 - 808) / 808] x 100
Subtract the new number by the original number
491 - 808 = -317
-317 ÷ 808 = -0.39232673267326734
-0.39232673267326734 x 100 = -39.23%