-49.15% is the change from 887 to 451
Calculation steps:
[( 451 - 887 ) ÷ 887] x 100 = -49.15%
Formula
Percentage change = [(451 - 887) / 887] x 100
Subtract the new number by the original number
451 - 887 = -436
-436 ÷ 887 = -0.4915445321307779
-0.4915445321307779 x 100 = -49.15%