-16.21% is the change from 808 to 677
Calculation steps:
[( 677 - 808 ) ÷ 808] x 100 = -16.21%
Formula
Percentage change = [(677 - 808) / 808] x 100
Subtract the new number by the original number
677 - 808 = -131
-131 ÷ 808 = -0.16212871287128713
-0.16212871287128713 x 100 = -16.21%