233% is the change from 300 to 999
Calculation steps:
[( 999 - 300 ) ÷ 300] x 100 = 233%
Formula
Percentage change = [(999 - 300) / 300] x 100
Subtract the new number by the original number
999 - 300 = 699
699 ÷ 300 = 2.33
2.33 x 100 = 233%
Example