-16.73% is the change from 550 to 458
Calculation steps:
[( 458 - 550 ) ÷ 550] x 100 = -16.73%
Formula
Percentage change = [(458 - 550) / 550] x 100
Subtract the new number by the original number
458 - 550 = -92
-92 ÷ 550 = -0.16727272727272727
-0.16727272727272727 x 100 = -16.73%