52.73% is the change from 330 to 504
Calculation steps:
[( 504 - 330 ) ÷ 330] x 100 = 52.73%
Formula
Percentage change = [(504 - 330) / 330] x 100
Subtract the new number by the original number
504 - 330 = 174
174 ÷ 330 = 0.5272727272727272
0.5272727272727272 x 100 = 52.73%