306.28% is the change from 239 to 971
Calculation steps:
[( 971 - 239 ) ÷ 239] x 100 = 306.28%
Formula
Percentage change = [(971 - 239) / 239] x 100
Subtract the new number by the original number
971 - 239 = 732
732 ÷ 239 = 3.062761506276151
3.062761506276151 x 100 = 306.28%