4888.89% is the change from 9 to 449
Calculation steps:
[( 449 - 9 ) ÷ 9] x 100 = 4888.89%
Formula
Percentage change = [(449 - 9) / 9] x 100
Subtract the new number by the original number
449 - 9 = 440
440 ÷ 9 = 48.888888888888886
48.888888888888886 x 100 = 4888.89%