-11.72% is the change from 819 to 723
Calculation steps:
[( 723 - 819 ) ÷ 819] x 100 = -11.72%
Formula
Percentage change = [(723 - 819) / 819] x 100
Subtract the new number by the original number
723 - 819 = -96
-96 ÷ 819 = -0.11721611721611722
-0.11721611721611722 x 100 = -11.72%