2290% is the change from 30 to 717
Calculation steps:
[( 717 - 30 ) ÷ 30] x 100 = 2290%
Formula
Percentage change = [(717 - 30) / 30] x 100
Subtract the new number by the original number
717 - 30 = 687
687 ÷ 30 = 22.9
22.9 x 100 = 2290%
Example