4742.86% is the change from 7 to 339
Calculation steps:
[( 339 - 7 ) ÷ 7] x 100 = 4742.86%
Formula
Percentage change = [(339 - 7) / 7] x 100
Subtract the new number by the original number
339 - 7 = 332
332 ÷ 7 = 47.42857142857143
47.42857142857143 x 100 = 4742.86%