4.33% is the change from 508 to 530
Calculation steps:
[( 530 - 508 ) ÷ 508] x 100 = 4.33%
Formula
Percentage change = [(530 - 508) / 508] x 100
Subtract the new number by the original number
530 - 508 = 22
22 ÷ 508 = 0.04330708661417323
0.04330708661417323 x 100 = 4.33%