18.08% is the change from 448 to 529
Calculation steps:
[( 529 - 448 ) ÷ 448] x 100 = 18.08%
Formula
Percentage change = [(529 - 448) / 448] x 100
Subtract the new number by the original number
529 - 448 = 81
81 ÷ 448 = 0.18080357142857142
0.18080357142857142 x 100 = 18.08%