-13.95% is the change from 774 to 666
Calculation steps:
[( 666 - 774 ) ÷ 774] x 100 = -13.95%
Formula
Percentage change = [(666 - 774) / 774] x 100
Subtract the new number by the original number
666 - 774 = -108
-108 ÷ 774 = -0.13953488372093023
-0.13953488372093023 x 100 = -13.95%