4.9% is the change from 510 to 535
Calculation steps:
[( 535 - 510 ) ÷ 510] x 100 = 4.9%
Formula
Percentage change = [(535 - 510) / 510] x 100
Subtract the new number by the original number
535 - 510 = 25
25 ÷ 510 = 0.049019607843137254
0.049019607843137254 x 100 = 4.9%