6.78% is the change from 472 to 504
Calculation steps:
[( 504 - 472 ) ÷ 472] x 100 = 6.78%
Formula
Percentage change = [(504 - 472) / 472] x 100
Subtract the new number by the original number
504 - 472 = 32
32 ÷ 472 = 0.06779661016949153
0.06779661016949153 x 100 = 6.78%