29.62% is the change from 449 to 582
Calculation steps:
[( 582 - 449 ) ÷ 449] x 100 = 29.62%
Formula
Percentage change = [(582 - 449) / 449] x 100
Subtract the new number by the original number
582 - 449 = 133
133 ÷ 449 = 0.2962138084632517
0.2962138084632517 x 100 = 29.62%