-40.08% is the change from 973 to 583
Calculation steps:
[( 583 - 973 ) ÷ 973] x 100 = -40.08%
Formula
Percentage change = [(583 - 973) / 973] x 100
Subtract the new number by the original number
583 - 973 = -390
-390 ÷ 973 = -0.40082219938335045
-0.40082219938335045 x 100 = -40.08%