3355.56% is the change from 18 to 622
Calculation steps:
[( 622 - 18 ) ÷ 18] x 100 = 3355.56%
Formula
Percentage change = [(622 - 18) / 18] x 100
Subtract the new number by the original number
622 - 18 = 604
604 ÷ 18 = 33.55555555555556
33.55555555555556 x 100 = 3355.56%