3394.44% is the change from 18 to 629
Calculation steps:
[( 629 - 18 ) ÷ 18] x 100 = 3394.44%
Formula
Percentage change = [(629 - 18) / 18] x 100
Subtract the new number by the original number
629 - 18 = 611
611 ÷ 18 = 33.94444444444444
33.94444444444444 x 100 = 3394.44%