8.24% is the change from 449 to 486
Calculation steps:
[( 486 - 449 ) ÷ 449] x 100 = 8.24%
Formula
Percentage change = [(486 - 449) / 449] x 100
Subtract the new number by the original number
486 - 449 = 37
37 ÷ 449 = 0.08240534521158129
0.08240534521158129 x 100 = 8.24%