181.4% is the change from 86 to 242
Calculation steps:
[( 242 - 86 ) ÷ 86] x 100 = 181.4%
Formula
Percentage change = [(242 - 86) / 86] x 100
Subtract the new number by the original number
242 - 86 = 156
156 ÷ 86 = 1.813953488372093
1.813953488372093 x 100 = 181.4%