2200% is the change from 9 to 207
Calculation steps:
[( 207 - 9 ) ÷ 9] x 100 = 2200%
Formula
Percentage change = [(207 - 9) / 9] x 100
Subtract the new number by the original number
207 - 9 = 198
198 ÷ 9 = 22
22 x 100 = 2200%
Example