-79.08% is the change from 779 to 163
Calculation steps:
[( 163 - 779 ) ÷ 779] x 100 = -79.08%
Formula
Percentage change = [(163 - 779) / 779] x 100
Subtract the new number by the original number
163 - 779 = -616
-616 ÷ 779 = -0.7907573812580231
-0.7907573812580231 x 100 = -79.08%