14.32% is the change from 398 to 455
Calculation steps:
[( 455 - 398 ) ÷ 398] x 100 = 14.32%
Formula
Percentage change = [(455 - 398) / 398] x 100
Subtract the new number by the original number
455 - 398 = 57
57 ÷ 398 = 0.14321608040201006
0.14321608040201006 x 100 = 14.32%