3085.71% is the change from 7 to 223
Calculation steps:
[( 223 - 7 ) ÷ 7] x 100 = 3085.71%
Formula
Percentage change = [(223 - 7) / 7] x 100
Subtract the new number by the original number
223 - 7 = 216
216 ÷ 7 = 30.857142857142858
30.857142857142858 x 100 = 3085.71%