375.23% is the change from 109 to 518
Calculation steps:
[( 518 - 109 ) ÷ 109] x 100 = 375.23%
Formula
Percentage change = [(518 - 109) / 109] x 100
Subtract the new number by the original number
518 - 109 = 409
409 ÷ 109 = 3.7522935779816513
3.7522935779816513 x 100 = 375.23%