-69.69% is the change from 254 to 77
Calculation steps:
[( 77 - 254 ) ÷ 254] x 100 = -69.69%
Formula
Percentage change = [(77 - 254) / 254] x 100
Subtract the new number by the original number
77 - 254 = -177
-177 ÷ 254 = -0.6968503937007874
-0.6968503937007874 x 100 = -69.69%