357.8% is the change from 109 to 499
Calculation steps:
[( 499 - 109 ) ÷ 109] x 100 = 357.8%
Formula
Percentage change = [(499 - 109) / 109] x 100
Subtract the new number by the original number
499 - 109 = 390
390 ÷ 109 = 3.5779816513761467
3.5779816513761467 x 100 = 357.8%