2355.56% is the change from 18 to 442
Calculation steps:
[( 442 - 18 ) ÷ 18] x 100 = 2355.56%
Formula
Percentage change = [(442 - 18) / 18] x 100
Subtract the new number by the original number
442 - 18 = 424
424 ÷ 18 = 23.555555555555557
23.555555555555557 x 100 = 2355.56%