13.94% is the change from 538 to 613
Calculation steps:
[( 613 - 538 ) ÷ 538] x 100 = 13.94%
Formula
Percentage change = [(613 - 538) / 538] x 100
Subtract the new number by the original number
613 - 538 = 75
75 ÷ 538 = 0.13940520446096655
0.13940520446096655 x 100 = 13.94%