-11.25% is the change from 729 to 647
Calculation steps:
[( 647 - 729 ) ÷ 729] x 100 = -11.25%
Formula
Percentage change = [(647 - 729) / 729] x 100
Subtract the new number by the original number
647 - 729 = -82
-82 ÷ 729 = -0.11248285322359397
-0.11248285322359397 x 100 = -11.25%