5.48% is the change from 511 to 539
Calculation steps:
[( 539 - 511 ) ÷ 511] x 100 = 5.48%
Formula
Percentage change = [(539 - 511) / 511] x 100
Subtract the new number by the original number
539 - 511 = 28
28 ÷ 511 = 0.0547945205479452
0.0547945205479452 x 100 = 5.48%