2883.33% is the change from 18 to 537
Calculation steps:
[( 537 - 18 ) ÷ 18] x 100 = 2883.33%
Formula
Percentage change = [(537 - 18) / 18] x 100
Subtract the new number by the original number
537 - 18 = 519
519 ÷ 18 = 28.833333333333332
28.833333333333332 x 100 = 2883.33%