38.17% is the change from 448 to 619
Calculation steps:
[( 619 - 448 ) ÷ 448] x 100 = 38.17%
Formula
Percentage change = [(619 - 448) / 448] x 100
Subtract the new number by the original number
619 - 448 = 171
171 ÷ 448 = 0.38169642857142855
0.38169642857142855 x 100 = 38.17%