-1.34% is the change from 819 to 808
Calculation steps:
[( 808 - 819 ) ÷ 819] x 100 = -1.34%
Formula
Percentage change = [(808 - 819) / 819] x 100
Subtract the new number by the original number
808 - 819 = -11
-11 ÷ 819 = -0.013431013431013432
-0.013431013431013432 x 100 = -1.34%