-66.94% is the change from 868 to 287
Calculation steps:
[( 287 - 868 ) ÷ 868] x 100 = -66.94%
Formula
Percentage change = [(287 - 868) / 868] x 100
Subtract the new number by the original number
287 - 868 = -581
-581 ÷ 868 = -0.6693548387096774
-0.6693548387096774 x 100 = -66.94%