-27.74% is the change from 548 to 396
Calculation steps:
[( 396 - 548 ) ÷ 548] x 100 = -27.74%
Formula
Percentage change = [(396 - 548) / 548] x 100
Subtract the new number by the original number
396 - 548 = -152
-152 ÷ 548 = -0.2773722627737226
-0.2773722627737226 x 100 = -27.74%