-25.37% is the change from 603 to 450
Calculation steps:
[( 450 - 603 ) ÷ 603] x 100 = -25.37%
Formula
Percentage change = [(450 - 603) / 603] x 100
Subtract the new number by the original number
450 - 603 = -153
-153 ÷ 603 = -0.2537313432835821
-0.2537313432835821 x 100 = -25.37%