2814.29% is the change from 7 to 204
Calculation steps:
[( 204 - 7 ) ÷ 7] x 100 = 2814.29%
Formula
Percentage change = [(204 - 7) / 7] x 100
Subtract the new number by the original number
204 - 7 = 197
197 ÷ 7 = 28.142857142857142
28.142857142857142 x 100 = 2814.29%