15.97% is the change from 457 to 530
Calculation steps:
[( 530 - 457 ) ÷ 457] x 100 = 15.97%
Formula
Percentage change = [(530 - 457) / 457] x 100
Subtract the new number by the original number
530 - 457 = 73
73 ÷ 457 = 0.15973741794310722
0.15973741794310722 x 100 = 15.97%