-13.74% is the change from 888 to 766
Calculation steps:
[( 766 - 888 ) ÷ 888] x 100 = -13.74%
Formula
Percentage change = [(766 - 888) / 888] x 100
Subtract the new number by the original number
766 - 888 = -122
-122 ÷ 888 = -0.1373873873873874
-0.1373873873873874 x 100 = -13.74%