-6.86% is the change from 729 to 679
Calculation steps:
[( 679 - 729 ) ÷ 729] x 100 = -6.86%
Formula
Percentage change = [(679 - 729) / 729] x 100
Subtract the new number by the original number
679 - 729 = -50
-50 ÷ 729 = -0.06858710562414266
-0.06858710562414266 x 100 = -6.86%