-39.74% is the change from 994 to 599
Calculation steps:
[( 599 - 994 ) ÷ 994] x 100 = -39.74%
Formula
Percentage change = [(599 - 994) / 994] x 100
Subtract the new number by the original number
599 - 994 = -395
-395 ÷ 994 = -0.39738430583501005
-0.39738430583501005 x 100 = -39.74%