-8.18% is the change from 868 to 797
Calculation steps:
[( 797 - 868 ) ÷ 868] x 100 = -8.18%
Formula
Percentage change = [(797 - 868) / 868] x 100
Subtract the new number by the original number
797 - 868 = -71
-71 ÷ 868 = -0.08179723502304148
-0.08179723502304148 x 100 = -8.18%