16.48% is the change from 449 to 523
Calculation steps:
[( 523 - 449 ) ÷ 449] x 100 = 16.48%
Formula
Percentage change = [(523 - 449) / 449] x 100
Subtract the new number by the original number
523 - 449 = 74
74 ÷ 449 = 0.16481069042316257
0.16481069042316257 x 100 = 16.48%