238.89% is the change from 18 to 61
Calculation steps:
[( 61 - 18 ) ÷ 18] x 100 = 238.89%
Formula
Percentage change = [(61 - 18) / 18] x 100
Subtract the new number by the original number
61 - 18 = 43
43 ÷ 18 = 2.388888888888889
2.388888888888889 x 100 = 238.89%