16.7% is the change from 449 to 524
Calculation steps:
[( 524 - 449 ) ÷ 449] x 100 = 16.7%
Formula
Percentage change = [(524 - 449) / 449] x 100
Subtract the new number by the original number
524 - 449 = 75
75 ÷ 449 = 0.16703786191536749
0.16703786191536749 x 100 = 16.7%