-84.6% is the change from 779 to 120
Calculation steps:
[( 120 - 779 ) ÷ 779] x 100 = -84.6%
Formula
Percentage change = [(120 - 779) / 779] x 100
Subtract the new number by the original number
120 - 779 = -659
-659 ÷ 779 = -0.8459563543003851
-0.8459563543003851 x 100 = -84.6%