9277.78% is the change from 9 to 844
Calculation steps:
[( 844 - 9 ) ÷ 9] x 100 = 9277.78%
Formula
Percentage change = [(844 - 9) / 9] x 100
Subtract the new number by the original number
844 - 9 = 835
835 ÷ 9 = 92.77777777777777
92.77777777777777 x 100 = 9277.78%