2.44% is the change from 491 to 503
Calculation steps:
[( 503 - 491 ) ÷ 491] x 100 = 2.44%
Formula
Percentage change = [(503 - 491) / 491] x 100
Subtract the new number by the original number
503 - 491 = 12
12 ÷ 491 = 0.024439918533604887
0.024439918533604887 x 100 = 2.44%