72.51% is the change from 291 to 502
Calculation steps:
[( 502 - 291 ) ÷ 291] x 100 = 72.51%
Formula
Percentage change = [(502 - 291) / 291] x 100
Subtract the new number by the original number
502 - 291 = 211
211 ÷ 291 = 0.7250859106529209
0.7250859106529209 x 100 = 72.51%