-39.37% is the change from 988 to 599
Calculation steps:
[( 599 - 988 ) ÷ 988] x 100 = -39.37%
Formula
Percentage change = [(599 - 988) / 988] x 100
Subtract the new number by the original number
599 - 988 = -389
-389 ÷ 988 = -0.3937246963562753
-0.3937246963562753 x 100 = -39.37%