-16.03% is the change from 973 to 817
Calculation steps:
[( 817 - 973 ) ÷ 973] x 100 = -16.03%
Formula
Percentage change = [(817 - 973) / 973] x 100
Subtract the new number by the original number
817 - 973 = -156
-156 ÷ 973 = -0.16032887975334018
-0.16032887975334018 x 100 = -16.03%