23.23% is the change from 538 to 663
Calculation steps:
[( 663 - 538 ) ÷ 538] x 100 = 23.23%
Formula
Percentage change = [(663 - 538) / 538] x 100
Subtract the new number by the original number
663 - 538 = 125
125 ÷ 538 = 0.23234200743494424
0.23234200743494424 x 100 = 23.23%