-88.7% is the change from 779 to 88
Calculation steps:
[( 88 - 779 ) ÷ 779] x 100 = -88.7%
Formula
Percentage change = [(88 - 779) / 779] x 100
Subtract the new number by the original number
88 - 779 = -691
-691 ÷ 779 = -0.8870346598202824
-0.8870346598202824 x 100 = -88.7%