21.21% is the change from 448 to 543
Calculation steps:
[( 543 - 448 ) ÷ 448] x 100 = 21.21%
Formula
Percentage change = [(543 - 448) / 448] x 100
Subtract the new number by the original number
543 - 448 = 95
95 ÷ 448 = 0.21205357142857142
0.21205357142857142 x 100 = 21.21%