-10.73% is the change from 923 to 824
Calculation steps:
[( 824 - 923 ) ÷ 923] x 100 = -10.73%
Formula
Percentage change = [(824 - 923) / 923] x 100
Subtract the new number by the original number
824 - 923 = -99
-99 ÷ 923 = -0.10725893824485373
-0.10725893824485373 x 100 = -10.73%