-45.13% is the change from 729 to 400
Calculation steps:
[( 400 - 729 ) ÷ 729] x 100 = -45.13%
Formula
Percentage change = [(400 - 729) / 729] x 100
Subtract the new number by the original number
400 - 729 = -329
-329 ÷ 729 = -0.4513031550068587
-0.4513031550068587 x 100 = -45.13%