9.92% is the change from 504 to 554
Calculation steps:
[( 554 - 504 ) ÷ 504] x 100 = 9.92%
Formula
Percentage change = [(554 - 504) / 504] x 100
Subtract the new number by the original number
554 - 504 = 50
50 ÷ 504 = 0.0992063492063492
0.0992063492063492 x 100 = 9.92%