2742.86% is the change from 7 to 199
Calculation steps:
[( 199 - 7 ) ÷ 7] x 100 = 2742.86%
Formula
Percentage change = [(199 - 7) / 7] x 100
Subtract the new number by the original number
199 - 7 = 192
192 ÷ 7 = 27.428571428571427
27.428571428571427 x 100 = 2742.86%