-1.73% is the change from 981 to 964
Calculation steps:
[( 964 - 981 ) ÷ 981] x 100 = -1.73%
Formula
Percentage change = [(964 - 981) / 981] x 100
Subtract the new number by the original number
964 - 981 = -17
-17 ÷ 981 = -0.017329255861365953
-0.017329255861365953 x 100 = -1.73%