-42.95% is the change from 887 to 506
Calculation steps:
[( 506 - 887 ) ÷ 887] x 100 = -42.95%
Formula
Percentage change = [(506 - 887) / 887] x 100
Subtract the new number by the original number
506 - 887 = -381
-381 ÷ 887 = -0.4295377677564825
-0.4295377677564825 x 100 = -42.95%