5.99% is the change from 501 to 531
Calculation steps:
[( 531 - 501 ) ÷ 501] x 100 = 5.99%
Formula
Percentage change = [(531 - 501) / 501] x 100
Subtract the new number by the original number
531 - 501 = 30
30 ÷ 501 = 0.059880239520958084
0.059880239520958084 x 100 = 5.99%