3688.89% is the change from 18 to 682
Calculation steps:
[( 682 - 18 ) ÷ 18] x 100 = 3688.89%
Formula
Percentage change = [(682 - 18) / 18] x 100
Subtract the new number by the original number
682 - 18 = 664
664 ÷ 18 = 36.888888888888886
36.888888888888886 x 100 = 3688.89%