12.3% is the change from 504 to 566
Calculation steps:
[( 566 - 504 ) ÷ 504] x 100 = 12.3%
Formula
Percentage change = [(566 - 504) / 504] x 100
Subtract the new number by the original number
566 - 504 = 62
62 ÷ 504 = 0.12301587301587301
0.12301587301587301 x 100 = 12.3%