11.14% is the change from 449 to 499
Calculation steps:
[( 499 - 449 ) ÷ 449] x 100 = 11.14%
Formula
Percentage change = [(499 - 449) / 449] x 100
Subtract the new number by the original number
499 - 449 = 50
50 ÷ 449 = 0.111358574610245
0.111358574610245 x 100 = 11.14%