-82.56% is the change from 774 to 135
Calculation steps:
[( 135 - 774 ) ÷ 774] x 100 = -82.56%
Formula
Percentage change = [(135 - 774) / 774] x 100
Subtract the new number by the original number
135 - 774 = -639
-639 ÷ 774 = -0.8255813953488372
-0.8255813953488372 x 100 = -82.56%