1161.11% is the change from 18 to 227
Calculation steps:
[( 227 - 18 ) ÷ 18] x 100 = 1161.11%
Formula
Percentage change = [(227 - 18) / 18] x 100
Subtract the new number by the original number
227 - 18 = 209
209 ÷ 18 = 11.61111111111111
11.61111111111111 x 100 = 1161.11%