-94.78% is the change from 594 to 31
Calculation steps:
[( 31 - 594 ) ÷ 594] x 100 = -94.78%
Formula
Percentage change = [(31 - 594) / 594] x 100
Subtract the new number by the original number
31 - 594 = -563
-563 ÷ 594 = -0.9478114478114478
-0.9478114478114478 x 100 = -94.78%