3014.29% is the change from 7 to 218
Calculation steps:
[( 218 - 7 ) ÷ 7] x 100 = 3014.29%
Formula
Percentage change = [(218 - 7) / 7] x 100
Subtract the new number by the original number
218 - 7 = 211
211 ÷ 7 = 30.142857142857142
30.142857142857142 x 100 = 3014.29%