-93.42% is the change from 593 to 39
Calculation steps:
[( 39 - 593 ) ÷ 593] x 100 = -93.42%
Formula
Percentage change = [(39 - 593) / 593] x 100
Subtract the new number by the original number
39 - 593 = -554
-554 ÷ 593 = -0.9342327150084317
-0.9342327150084317 x 100 = -93.42%