14.55% is the change from 440 to 504
Calculation steps:
[( 504 - 440 ) ÷ 440] x 100 = 14.55%
Formula
Percentage change = [(504 - 440) / 440] x 100
Subtract the new number by the original number
504 - 440 = 64
64 ÷ 440 = 0.14545454545454545
0.14545454545454545 x 100 = 14.55%