-64.26% is the change from 887 to 317
Calculation steps:
[( 317 - 887 ) ÷ 887] x 100 = -64.26%
Formula
Percentage change = [(317 - 887) / 887] x 100
Subtract the new number by the original number
317 - 887 = -570
-570 ÷ 887 = -0.6426155580608793
-0.6426155580608793 x 100 = -64.26%