39.13% is the change from 322 to 448
Calculation steps:
[( 448 - 322 ) ÷ 322] x 100 = 39.13%
Formula
Percentage change = [(448 - 322) / 322] x 100
Subtract the new number by the original number
448 - 322 = 126
126 ÷ 322 = 0.391304347826087
0.391304347826087 x 100 = 39.13%