1.19% is the change from 503 to 509
Calculation steps:
[( 509 - 503 ) ÷ 503] x 100 = 1.19%
Formula
Percentage change = [(509 - 503) / 503] x 100
Subtract the new number by the original number
509 - 503 = 6
6 ÷ 503 = 0.011928429423459244
0.011928429423459244 x 100 = 1.19%