6.24% is the change from 449 to 477
Calculation steps:
[( 477 - 449 ) ÷ 449] x 100 = 6.24%
Formula
Percentage change = [(477 - 449) / 449] x 100
Subtract the new number by the original number
477 - 449 = 28
28 ÷ 449 = 0.062360801781737196
0.062360801781737196 x 100 = 6.24%