3138.89% is the change from 18 to 583
Calculation steps:
[( 583 - 18 ) ÷ 18] x 100 = 3138.89%
Formula
Percentage change = [(583 - 18) / 18] x 100
Subtract the new number by the original number
583 - 18 = 565
565 ÷ 18 = 31.38888888888889
31.38888888888889 x 100 = 3138.89%