4.82% is the change from 436 to 457
Calculation steps:
[( 457 - 436 ) ÷ 436] x 100 = 4.82%
Formula
Percentage change = [(457 - 436) / 436] x 100
Subtract the new number by the original number
457 - 436 = 21
21 ÷ 436 = 0.0481651376146789
0.0481651376146789 x 100 = 4.82%