18.06% is the change from 504 to 595
Calculation steps:
[( 595 - 504 ) ÷ 504] x 100 = 18.06%
Formula
Percentage change = [(595 - 504) / 504] x 100
Subtract the new number by the original number
595 - 504 = 91
91 ÷ 504 = 0.18055555555555555
0.18055555555555555 x 100 = 18.06%