348.62% is the change from 109 to 489
Calculation steps:
[( 489 - 109 ) ÷ 109] x 100 = 348.62%
Formula
Percentage change = [(489 - 109) / 109] x 100
Subtract the new number by the original number
489 - 109 = 380
380 ÷ 109 = 3.4862385321100917
3.4862385321100917 x 100 = 348.62%