ABS( ) Returns the absolute value of a number without regard to its sign. For example, 6 is the absolute value of 6 and -6. Syntax ABS(num) Argument num The number, or numeric expression that specifies the number, for which you want to find the absolute value. Returns A number that represents the absolute value of num. Example The following example returns the absolute value for each number in the TemperatureCelsius data field: ABS([TemperatureCelsius])