71.68% is the change from 339 to 582
Calculation steps:
[( 582 - 339 ) ÷ 339] x 100 = 71.68%
Formula
Percentage change = [(582 - 339) / 339] x 100
Subtract the new number by the original number
582 - 339 = 243
243 ÷ 339 = 0.7168141592920354
0.7168141592920354 x 100 = 71.68%