-8.23% is the change from 729 to 669
Calculation steps:
[( 669 - 729 ) ÷ 729] x 100 = -8.23%
Formula
Percentage change = [(669 - 729) / 729] x 100
Subtract the new number by the original number
669 - 729 = -60
-60 ÷ 729 = -0.0823045267489712
-0.0823045267489712 x 100 = -8.23%