241.72% is the change from 290 to 991
Calculation steps:
[( 991 - 290 ) ÷ 290] x 100 = 241.72%
Formula
Percentage change = [(991 - 290) / 290] x 100
Subtract the new number by the original number
991 - 290 = 701
701 ÷ 290 = 2.4172413793103447
2.4172413793103447 x 100 = 241.72%