-2.88% is the change from 973 to 945
Calculation steps:
[( 945 - 973 ) ÷ 973] x 100 = -2.88%
Formula
Percentage change = [(945 - 973) / 973] x 100
Subtract the new number by the original number
945 - 973 = -28
-28 ÷ 973 = -0.02877697841726619
-0.02877697841726619 x 100 = -2.88%