-38.27% is the change from 729 to 450
Calculation steps:
[( 450 - 729 ) ÷ 729] x 100 = -38.27%
Formula
Percentage change = [(450 - 729) / 729] x 100
Subtract the new number by the original number
450 - 729 = -279
-279 ÷ 729 = -0.38271604938271603
-0.38271604938271603 x 100 = -38.27%