317.43% is the change from 109 to 455
Calculation steps:
[( 455 - 109 ) ÷ 109] x 100 = 317.43%
Formula
Percentage change = [(455 - 109) / 109] x 100
Subtract the new number by the original number
455 - 109 = 346
346 ÷ 109 = 3.1743119266055047
3.1743119266055047 x 100 = 317.43%