-89.85% is the change from 788 to 80
Calculation steps:
[( 80 - 788 ) ÷ 788] x 100 = -89.85%
Formula
Percentage change = [(80 - 788) / 788] x 100
Subtract the new number by the original number
80 - 788 = -708
-708 ÷ 788 = -0.8984771573604061
-0.8984771573604061 x 100 = -89.85%