-17.16% is the change from 973 to 806
Calculation steps:
[( 806 - 973 ) ÷ 973] x 100 = -17.16%
Formula
Percentage change = [(806 - 973) / 973] x 100
Subtract the new number by the original number
806 - 973 = -167
-167 ÷ 973 = -0.17163412127440905
-0.17163412127440905 x 100 = -17.16%