-50.73% is the change from 887 to 437
Calculation steps:
[( 437 - 887 ) ÷ 887] x 100 = -50.73%
Formula
Percentage change = [(437 - 887) / 887] x 100
Subtract the new number by the original number
437 - 887 = -450
-450 ÷ 887 = -0.5073280721533259
-0.5073280721533259 x 100 = -50.73%