196.08% is the change from 306 to 906
Calculation steps:
[( 906 - 306 ) ÷ 306] x 100 = 196.08%
Formula
Percentage change = [(906 - 306) / 306] x 100
Subtract the new number by the original number
906 - 306 = 600
600 ÷ 306 = 1.9607843137254901
1.9607843137254901 x 100 = 196.08%