30.13% is the change from 448 to 583
Calculation steps:
[( 583 - 448 ) ÷ 448] x 100 = 30.13%
Formula
Percentage change = [(583 - 448) / 448] x 100
Subtract the new number by the original number
583 - 448 = 135
135 ÷ 448 = 0.3013392857142857
0.3013392857142857 x 100 = 30.13%