-88.61% is the change from 729 to 83
Calculation steps:
[( 83 - 729 ) ÷ 729] x 100 = -88.61%
Formula
Percentage change = [(83 - 729) / 729] x 100
Subtract the new number by the original number
83 - 729 = -646
-646 ÷ 729 = -0.8861454046639232
-0.8861454046639232 x 100 = -88.61%