233.33% is the change from 99 to 330
Calculation steps:
[( 330 - 99 ) ÷ 99] x 100 = 233.33%
Formula
Percentage change = [(330 - 99) / 99] x 100
Subtract the new number by the original number
330 - 99 = 231
231 ÷ 99 = 2.3333333333333335
2.3333333333333335 x 100 = 233.33%