226.14% is the change from 306 to 998
Calculation steps:
[( 998 - 306 ) ÷ 306] x 100 = 226.14%
Formula
Percentage change = [(998 - 306) / 306] x 100
Subtract the new number by the original number
998 - 306 = 692
692 ÷ 306 = 2.261437908496732
2.261437908496732 x 100 = 226.14%