-45.02% is the change from 904 to 497
Calculation steps:
[( 497 - 904 ) ÷ 904] x 100 = -45.02%
Formula
Percentage change = [(497 - 904) / 904] x 100
Subtract the new number by the original number
497 - 904 = -407
-407 ÷ 904 = -0.4502212389380531
-0.4502212389380531 x 100 = -45.02%