14.5% is the change from 538 to 616
Calculation steps:
[( 616 - 538 ) ÷ 538] x 100 = 14.5%
Formula
Percentage change = [(616 - 538) / 538] x 100
Subtract the new number by the original number
616 - 538 = 78
78 ÷ 538 = 0.1449814126394052
0.1449814126394052 x 100 = 14.5%