103.23% is the change from 248 to 504
Calculation steps:
[( 504 - 248 ) ÷ 248] x 100 = 103.23%
Formula
Percentage change = [(504 - 248) / 248] x 100
Subtract the new number by the original number
504 - 248 = 256
256 ÷ 248 = 1.032258064516129
1.032258064516129 x 100 = 103.23%