-93.36% is the change from 587 to 39
Calculation steps:
[( 39 - 587 ) ÷ 587] x 100 = -93.36%
Formula
Percentage change = [(39 - 587) / 587] x 100
Subtract the new number by the original number
39 - 587 = -548
-548 ÷ 587 = -0.9335604770017035
-0.9335604770017035 x 100 = -93.36%