33.53% is the change from 504 to 673
Calculation steps:
[( 673 - 504 ) ÷ 504] x 100 = 33.53%
Formula
Percentage change = [(673 - 504) / 504] x 100
Subtract the new number by the original number
673 - 504 = 169
169 ÷ 504 = 0.3353174603174603
0.3353174603174603 x 100 = 33.53%