-22% is the change from 868 to 677
Calculation steps:
[( 677 - 868 ) ÷ 868] x 100 = -22%
Formula
Percentage change = [(677 - 868) / 868] x 100
Subtract the new number by the original number
677 - 868 = -191
-191 ÷ 868 = -0.22004608294930875
-0.22004608294930875 x 100 = -22%