56.72% is the change from 580 to 909
Calculation steps:
[( 909 - 580 ) ÷ 580] x 100 = 56.72%
Formula
Percentage change = [(909 - 580) / 580] x 100
Subtract the new number by the original number
909 - 580 = 329
329 ÷ 580 = 0.5672413793103448
0.5672413793103448 x 100 = 56.72%