4438.89% is the change from 18 to 817
Calculation steps:
[( 817 - 18 ) ÷ 18] x 100 = 4438.89%
Formula
Percentage change = [(817 - 18) / 18] x 100
Subtract the new number by the original number
817 - 18 = 799
799 ÷ 18 = 44.388888888888886
44.388888888888886 x 100 = 4438.89%