8677.78% is the change from 9 to 790
Calculation steps:
[( 790 - 9 ) ÷ 9] x 100 = 8677.78%
Formula
Percentage change = [(790 - 9) / 9] x 100
Subtract the new number by the original number
790 - 9 = 781
781 ÷ 9 = 86.77777777777777
86.77777777777777 x 100 = 8677.78%