-8.9% is the change from 798 to 727
Calculation steps:
[( 727 - 798 ) ÷ 798] x 100 = -8.9%
Formula
Percentage change = [(727 - 798) / 798] x 100
Subtract the new number by the original number
727 - 798 = -71
-71 ÷ 798 = -0.08897243107769423
-0.08897243107769423 x 100 = -8.9%