72.16% is the change from 291 to 501
Calculation steps:
[( 501 - 291 ) ÷ 291] x 100 = 72.16%
Formula
Percentage change = [(501 - 291) / 291] x 100
Subtract the new number by the original number
501 - 291 = 210
210 ÷ 291 = 0.7216494845360825
0.7216494845360825 x 100 = 72.16%