Abs (math) Purpose Computes the absolute value of a numeric expression. Syntax Abs (NumericExpression) NumericExpression Abs returns the unsigned magnitude of any numeric expression. For example, Abs(-21) returns 21 and Abs(21) returns 21. The return value from the Abs function will be of the same type as that of the argument. Example Sub Main()         Print "Absolute value of .3456 is:", Abs(.3456)         Print "Absolute value of -.3456 is:", Abs(.3456) End Sub