3344.44% is the change from 9 to 310
Calculation steps:
[( 310 - 9 ) ÷ 9] x 100 = 3344.44%
Formula
Percentage change = [(310 - 9) / 9] x 100
Subtract the new number by the original number
310 - 9 = 301
301 ÷ 9 = 33.44444444444444
33.44444444444444 x 100 = 3344.44%