72.51% is the change from 331 to 571
Calculation steps:
[( 571 - 331 ) ÷ 331] x 100 = 72.51%
Formula
Percentage change = [(571 - 331) / 331] x 100
Subtract the new number by the original number
571 - 331 = 240
240 ÷ 331 = 0.7250755287009063
0.7250755287009063 x 100 = 72.51%