13.21% is the change from 439 to 497
Calculation steps:
[( 497 - 439 ) ÷ 439] x 100 = 13.21%
Formula
Percentage change = [(497 - 439) / 439] x 100
Subtract the new number by the original number
497 - 439 = 58
58 ÷ 439 = 0.13211845102505695
0.13211845102505695 x 100 = 13.21%