39.59% is the change from 538 to 751
Calculation steps:
[( 751 - 538 ) ÷ 538] x 100 = 39.59%
Formula
Percentage change = [(751 - 538) / 538] x 100
Subtract the new number by the original number
751 - 538 = 213
213 ÷ 538 = 0.395910780669145
0.395910780669145 x 100 = 39.59%