199.67% is the change from 306 to 917
Calculation steps:
[( 917 - 306 ) ÷ 306] x 100 = 199.67%
Formula
Percentage change = [(917 - 306) / 306] x 100
Subtract the new number by the original number
917 - 306 = 611
611 ÷ 306 = 1.9967320261437909
1.9967320261437909 x 100 = 199.67%