-23.34% is the change from 587 to 450
Calculation steps:
[( 450 - 587 ) ÷ 587] x 100 = -23.34%
Formula
Percentage change = [(450 - 587) / 587] x 100
Subtract the new number by the original number
450 - 587 = -137
-137 ÷ 587 = -0.23339011925042588
-0.23339011925042588 x 100 = -23.34%