-17.58% is the change from 546 to 450
Calculation steps:
[( 450 - 546 ) ÷ 546] x 100 = -17.58%
Formula
Percentage change = [(450 - 546) / 546] x 100
Subtract the new number by the original number
450 - 546 = -96
-96 ÷ 546 = -0.17582417582417584
-0.17582417582417584 x 100 = -17.58%