69.32% is the change from 339 to 574
Calculation steps:
[( 574 - 339 ) ÷ 339] x 100 = 69.32%
Formula
Percentage change = [(574 - 339) / 339] x 100
Subtract the new number by the original number
574 - 339 = 235
235 ÷ 339 = 0.6932153392330384
0.6932153392330384 x 100 = 69.32%