344% is the change from 225 to 999
Calculation steps:
[( 999 - 225 ) ÷ 225] x 100 = 344%
Formula
Percentage change = [(999 - 225) / 225] x 100
Subtract the new number by the original number
999 - 225 = 774
774 ÷ 225 = 3.44
3.44 x 100 = 344%
Example