-11.75% is the change from 868 to 766
Calculation steps:
[( 766 - 868 ) ÷ 868] x 100 = -11.75%
Formula
Percentage change = [(766 - 868) / 868] x 100
Subtract the new number by the original number
766 - 868 = -102
-102 ÷ 868 = -0.1175115207373272
-0.1175115207373272 x 100 = -11.75%