-11.27% is the change from 923 to 819
Calculation steps:
[( 819 - 923 ) ÷ 923] x 100 = -11.27%
Formula
Percentage change = [(819 - 923) / 923] x 100
Subtract the new number by the original number
819 - 923 = -104
-104 ÷ 923 = -0.11267605633802817
-0.11267605633802817 x 100 = -11.27%