1111.11% is the change from 18 to 218
Calculation steps:
[( 218 - 18 ) ÷ 18] x 100 = 1111.11%
Formula
Percentage change = [(218 - 18) / 18] x 100
Subtract the new number by the original number
218 - 18 = 200
200 ÷ 18 = 11.11111111111111
11.11111111111111 x 100 = 1111.11%