8.95% is the change from 503 to 548
Calculation steps:
[( 548 - 503 ) ÷ 503] x 100 = 8.95%
Formula
Percentage change = [(548 - 503) / 503] x 100
Subtract the new number by the original number
548 - 503 = 45
45 ÷ 503 = 0.08946322067594434
0.08946322067594434 x 100 = 8.95%