72.76% is the change from 290 to 501
Calculation steps:
[( 501 - 290 ) ÷ 290] x 100 = 72.76%
Formula
Percentage change = [(501 - 290) / 290] x 100
Subtract the new number by the original number
501 - 290 = 211
211 ÷ 290 = 0.7275862068965517
0.7275862068965517 x 100 = 72.76%