0.19% is the change from 538 to 539
Calculation steps:
[( 539 - 538 ) ÷ 538] x 100 = 0.19%
Formula
Percentage change = [(539 - 538) / 538] x 100
Subtract the new number by the original number
539 - 538 = 1
1 ÷ 538 = 0.0018587360594795538
0.0018587360594795538 x 100 = 0.19%