-45.72% is the change from 923 to 501
Calculation steps:
[( 501 - 923 ) ÷ 923] x 100 = -45.72%
Formula
Percentage change = [(501 - 923) / 923] x 100
Subtract the new number by the original number
501 - 923 = -422
-422 ÷ 923 = -0.457204767063922
-0.457204767063922 x 100 = -45.72%