8.55% is the change from 503 to 546
Calculation steps:
[( 546 - 503 ) ÷ 503] x 100 = 8.55%
Formula
Percentage change = [(546 - 503) / 503] x 100
Subtract the new number by the original number
546 - 503 = 43
43 ÷ 503 = 0.08548707753479125
0.08548707753479125 x 100 = 8.55%