64.14% is the change from 290 to 476
Calculation steps:
[( 476 - 290 ) ÷ 290] x 100 = 64.14%
Formula
Percentage change = [(476 - 290) / 290] x 100
Subtract the new number by the original number
476 - 290 = 186
186 ÷ 290 = 0.6413793103448275
0.6413793103448275 x 100 = 64.14%