-39.67% is the change from 973 to 587
Calculation steps:
[( 587 - 973 ) ÷ 973] x 100 = -39.67%
Formula
Percentage change = [(587 - 973) / 973] x 100
Subtract the new number by the original number
587 - 973 = -386
-386 ÷ 973 = -0.39671120246659813
-0.39671120246659813 x 100 = -39.67%