255.88% is the change from 68 to 242
Calculation steps:
[( 242 - 68 ) ÷ 68] x 100 = 255.88%
Formula
Percentage change = [(242 - 68) / 68] x 100
Subtract the new number by the original number
242 - 68 = 174
174 ÷ 68 = 2.5588235294117645
2.5588235294117645 x 100 = 255.88%