332.47% is the change from 231 to 999
Calculation steps:
[( 999 - 231 ) ÷ 231] x 100 = 332.47%
Formula
Percentage change = [(999 - 231) / 231] x 100
Subtract the new number by the original number
999 - 231 = 768
768 ÷ 231 = 3.324675324675325
3.324675324675325 x 100 = 332.47%