-45.36% is the change from 873 to 477
Calculation steps:
[( 477 - 873 ) ÷ 873] x 100 = -45.36%
Formula
Percentage change = [(477 - 873) / 873] x 100
Subtract the new number by the original number
477 - 873 = -396
-396 ÷ 873 = -0.4536082474226804
-0.4536082474226804 x 100 = -45.36%