10.69% is the change from 449 to 497
Calculation steps:
[( 497 - 449 ) ÷ 449] x 100 = 10.69%
Formula
Percentage change = [(497 - 449) / 449] x 100
Subtract the new number by the original number
497 - 449 = 48
48 ÷ 449 = 0.10690423162583519
0.10690423162583519 x 100 = 10.69%