8.15% is the change from 503 to 544
Calculation steps:
[( 544 - 503 ) ÷ 503] x 100 = 8.15%
Formula
Percentage change = [(544 - 503) / 503] x 100
Subtract the new number by the original number
544 - 503 = 41
41 ÷ 503 = 0.08151093439363817
0.08151093439363817 x 100 = 8.15%