9333.33% is the change from 9 to 849
Calculation steps:
[( 849 - 9 ) ÷ 9] x 100 = 9333.33%
Formula
Percentage change = [(849 - 9) / 9] x 100
Subtract the new number by the original number
849 - 9 = 840
840 ÷ 9 = 93.33333333333333
93.33333333333333 x 100 = 9333.33%