-43.81% is the change from 904 to 508
Calculation steps:
[( 508 - 904 ) ÷ 904] x 100 = -43.81%
Formula
Percentage change = [(508 - 904) / 904] x 100
Subtract the new number by the original number
508 - 904 = -396
-396 ÷ 904 = -0.43805309734513276
-0.43805309734513276 x 100 = -43.81%