-78.55% is the change from 774 to 166
Calculation steps:
[( 166 - 774 ) ÷ 774] x 100 = -78.55%
Formula
Percentage change = [(166 - 774) / 774] x 100
Subtract the new number by the original number
166 - 774 = -608
-608 ÷ 774 = -0.7855297157622739
-0.7855297157622739 x 100 = -78.55%