-49.89% is the change from 904 to 453
Calculation steps:
[( 453 - 904 ) ÷ 904] x 100 = -49.89%
Formula
Percentage change = [(453 - 904) / 904] x 100
Subtract the new number by the original number
453 - 904 = -451
-451 ÷ 904 = -0.49889380530973454
-0.49889380530973454 x 100 = -49.89%