-54.06% is the change from 923 to 424
Calculation steps:
[( 424 - 923 ) ÷ 923] x 100 = -54.06%
Formula
Percentage change = [(424 - 923) / 923] x 100
Subtract the new number by the original number
424 - 923 = -499
-499 ÷ 923 = -0.5406283856988082
-0.5406283856988082 x 100 = -54.06%