1694.44% is the change from 18 to 323
Calculation steps:
[( 323 - 18 ) ÷ 18] x 100 = 1694.44%
Formula
Percentage change = [(323 - 18) / 18] x 100
Subtract the new number by the original number
323 - 18 = 305
305 ÷ 18 = 16.944444444444443
16.944444444444443 x 100 = 1694.44%