8.16% is the change from 490 to 530
Calculation steps:
[( 530 - 490 ) ÷ 490] x 100 = 8.16%
Formula
Percentage change = [(530 - 490) / 490] x 100
Subtract the new number by the original number
530 - 490 = 40
40 ÷ 490 = 0.08163265306122448
0.08163265306122448 x 100 = 8.16%