-8.39% is the change from 548 to 502
Calculation steps:
[( 502 - 548 ) ÷ 548] x 100 = -8.39%
Formula
Percentage change = [(502 - 548) / 548] x 100
Subtract the new number by the original number
502 - 548 = -46
-46 ÷ 548 = -0.08394160583941605
-0.08394160583941605 x 100 = -8.39%