-1.71% is the change from 819 to 805
Calculation steps:
[( 805 - 819 ) ÷ 819] x 100 = -1.71%
Formula
Percentage change = [(805 - 819) / 819] x 100
Subtract the new number by the original number
805 - 819 = -14
-14 ÷ 819 = -0.017094017094017096
-0.017094017094017096 x 100 = -1.71%