2455.56% is the change from 9 to 230
Calculation steps:
[( 230 - 9 ) ÷ 9] x 100 = 2455.56%
Formula
Percentage change = [(230 - 9) / 9] x 100
Subtract the new number by the original number
230 - 9 = 221
221 ÷ 9 = 24.555555555555557
24.555555555555557 x 100 = 2455.56%