-28.86% is the change from 887 to 631
Calculation steps:
[( 631 - 887 ) ÷ 887] x 100 = -28.86%
Formula
Percentage change = [(631 - 887) / 887] x 100
Subtract the new number by the original number
631 - 887 = -256
-256 ÷ 887 = -0.28861330326944756
-0.28861330326944756 x 100 = -28.86%