30.2% is the change from 447 to 582
Calculation steps:
[( 582 - 447 ) ÷ 447] x 100 = 30.2%
Formula
Percentage change = [(582 - 447) / 447] x 100
Subtract the new number by the original number
582 - 447 = 135
135 ÷ 447 = 0.30201342281879195
0.30201342281879195 x 100 = 30.2%