48.51% is the change from 268 to 398
Calculation steps:
[( 398 - 268 ) ÷ 268] x 100 = 48.51%
Formula
Percentage change = [(398 - 268) / 268] x 100
Subtract the new number by the original number
398 - 268 = 130
130 ÷ 268 = 0.48507462686567165
0.48507462686567165 x 100 = 48.51%