-64.2% is the change from 729 to 261
Calculation steps:
[( 261 - 729 ) ÷ 729] x 100 = -64.2%
Formula
Percentage change = [(261 - 729) / 729] x 100
Subtract the new number by the original number
261 - 729 = -468
-468 ÷ 729 = -0.6419753086419753
-0.6419753086419753 x 100 = -64.2%