2938.89% is the change from 18 to 547
Calculation steps:
[( 547 - 18 ) ÷ 18] x 100 = 2938.89%
Formula
Percentage change = [(547 - 18) / 18] x 100
Subtract the new number by the original number
547 - 18 = 529
529 ÷ 18 = 29.38888888888889
29.38888888888889 x 100 = 2938.89%