3357.14% is the change from 7 to 242
Calculation steps:
[( 242 - 7 ) ÷ 7] x 100 = 3357.14%
Formula
Percentage change = [(242 - 7) / 7] x 100
Subtract the new number by the original number
242 - 7 = 235
235 ÷ 7 = 33.57142857142857
33.57142857142857 x 100 = 3357.14%
Example