17.86% is the change from 448 to 528
Calculation steps:
[( 528 - 448 ) ÷ 448] x 100 = 17.86%
Formula
Percentage change = [(528 - 448) / 448] x 100
Subtract the new number by the original number
528 - 448 = 80
80 ÷ 448 = 0.17857142857142858
0.17857142857142858 x 100 = 17.86%