-58.02% is the change from 729 to 306
Calculation steps:
[( 306 - 729 ) ÷ 729] x 100 = -58.02%
Formula
Percentage change = [(306 - 729) / 729] x 100
Subtract the new number by the original number
306 - 729 = -423
-423 ÷ 729 = -0.5802469135802469
-0.5802469135802469 x 100 = -58.02%