-99.59% is the change from 729 to 3
Calculation steps:
[( 3 - 729 ) ÷ 729] x 100 = -99.59%
Formula
Percentage change = [(3 - 729) / 729] x 100
Subtract the new number by the original number
3 - 729 = -726
-726 ÷ 729 = -0.9958847736625515
-0.9958847736625515 x 100 = -99.59%