-16.61% is the change from 548 to 457
Calculation steps:
[( 457 - 548 ) ÷ 548] x 100 = -16.61%
Formula
Percentage change = [(457 - 548) / 548] x 100
Subtract the new number by the original number
457 - 548 = -91
-91 ÷ 548 = -0.16605839416058393
-0.16605839416058393 x 100 = -16.61%