-2.41% is the change from 997 to 973
Calculation steps:
[( 973 - 997 ) ÷ 997] x 100 = -2.41%
Formula
Percentage change = [(973 - 997) / 997] x 100
Subtract the new number by the original number
973 - 997 = -24
-24 ÷ 997 = -0.024072216649949848
-0.024072216649949848 x 100 = -2.41%