-44.58% is the change from 904 to 501
Calculation steps:
[( 501 - 904 ) ÷ 904] x 100 = -44.58%
Formula
Percentage change = [(501 - 904) / 904] x 100
Subtract the new number by the original number
501 - 904 = -403
-403 ÷ 904 = -0.44579646017699115
-0.44579646017699115 x 100 = -44.58%