231.96% is the change from 291 to 966
Calculation steps:
[( 966 - 291 ) ÷ 291] x 100 = 231.96%
Formula
Percentage change = [(966 - 291) / 291] x 100
Subtract the new number by the original number
966 - 291 = 675
675 ÷ 291 = 2.3195876288659796
2.3195876288659796 x 100 = 231.96%