473.68% is the change from 19 to 109
Calculation steps:
[( 109 - 19 ) ÷ 19] x 100 = 473.68%
Formula
Percentage change = [(109 - 19) / 19] x 100
Subtract the new number by the original number
109 - 19 = 90
90 ÷ 19 = 4.7368421052631575
4.7368421052631575 x 100 = 473.68%