91.03% is the change from 290 to 554
Calculation steps:
[( 554 - 290 ) ÷ 290] x 100 = 91.03%
Formula
Percentage change = [(554 - 290) / 290] x 100
Subtract the new number by the original number
554 - 290 = 264
264 ÷ 290 = 0.9103448275862069
0.9103448275862069 x 100 = 91.03%