-18.76% is the change from 981 to 797
Calculation steps:
[( 797 - 981 ) ÷ 981] x 100 = -18.76%
Formula
Percentage change = [(797 - 981) / 981] x 100
Subtract the new number by the original number
797 - 981 = -184
-184 ÷ 981 = -0.1875637104994903
-0.1875637104994903 x 100 = -18.76%