35.49% is the change from 448 to 607
Calculation steps:
[( 607 - 448 ) ÷ 448] x 100 = 35.49%
Formula
Percentage change = [(607 - 448) / 448] x 100
Subtract the new number by the original number
607 - 448 = 159
159 ÷ 448 = 0.3549107142857143
0.3549107142857143 x 100 = 35.49%