398.08% is the change from 104 to 518
Calculation steps:
[( 518 - 104 ) ÷ 104] x 100 = 398.08%
Formula
Percentage change = [(518 - 104) / 104] x 100
Subtract the new number by the original number
518 - 104 = 414
414 ÷ 104 = 3.980769230769231
3.980769230769231 x 100 = 398.08%