12.84% is the change from 405 to 457
Calculation steps:
[( 457 - 405 ) ÷ 405] x 100 = 12.84%
Formula
Percentage change = [(457 - 405) / 405] x 100
Subtract the new number by the original number
457 - 405 = 52
52 ÷ 405 = 0.12839506172839507
0.12839506172839507 x 100 = 12.84%