2.23% is the change from 493 to 504
Calculation steps:
[( 504 - 493 ) ÷ 493] x 100 = 2.23%
Formula
Percentage change = [(504 - 493) / 493] x 100
Subtract the new number by the original number
504 - 493 = 11
11 ÷ 493 = 0.02231237322515213
0.02231237322515213 x 100 = 2.23%