4605.56% is the change from 18 to 847
Calculation steps:
[( 847 - 18 ) ÷ 18] x 100 = 4605.56%
Formula
Percentage change = [(847 - 18) / 18] x 100
Subtract the new number by the original number
847 - 18 = 829
829 ÷ 18 = 46.05555555555556
46.05555555555556 x 100 = 4605.56%