355.56% is the change from 99 to 451
Calculation steps:
[( 451 - 99 ) ÷ 99] x 100 = 355.56%
Formula
Percentage change = [(451 - 99) / 99] x 100
Subtract the new number by the original number
451 - 99 = 352
352 ÷ 99 = 3.5555555555555554
3.5555555555555554 x 100 = 355.56%