13% is the change from 446 to 504
Calculation steps:
[( 504 - 446 ) ÷ 446] x 100 = 13%
Formula
Percentage change = [(504 - 446) / 446] x 100
Subtract the new number by the original number
504 - 446 = 58
58 ÷ 446 = 0.13004484304932734
0.13004484304932734 x 100 = 13%