13.4% is the change from 403 to 457
Calculation steps:
[( 457 - 403 ) ÷ 403] x 100 = 13.4%
Formula
Percentage change = [(457 - 403) / 403] x 100
Subtract the new number by the original number
457 - 403 = 54
54 ÷ 403 = 0.13399503722084366
0.13399503722084366 x 100 = 13.4%