-68.78% is the change from 868 to 271
Calculation steps:
[( 271 - 868 ) ÷ 868] x 100 = -68.78%
Formula
Percentage change = [(271 - 868) / 868] x 100
Subtract the new number by the original number
271 - 868 = -597
-597 ÷ 868 = -0.6877880184331797
-0.6877880184331797 x 100 = -68.78%