-98.6% is the change from 788 to 11
Calculation steps:
[( 11 - 788 ) ÷ 788] x 100 = -98.6%
Formula
Percentage change = [(11 - 788) / 788] x 100
Subtract the new number by the original number
11 - 788 = -777
-777 ÷ 788 = -0.9860406091370558
-0.9860406091370558 x 100 = -98.6%