About Numeric Variables in SAS
A numeric variable is a variable whose values are numbers.
Note: SAS uses double-precision
floating-point representation for calculations and, by default, for
storing numeric variables in SAS data sets.
SAS accepts numbers
in many forms, such as scientific notation, and hexadecimal. For more
information, see the discussion on the types of numbers that SAS can
read from data lines in SAS Language Reference: Concepts. For simplicity,
this documentation concentrates on numbers in standard representation,
as shown here:
1254 336.05 -243
You can use SAS to perform all types of mathematical operations. To perform a calculation in a DATA step, you can write an assignment statement in which the expression contains arithmetic ...
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