Control Data Corporation 3300 Reference Manual page 149

6022940Q
The maximum size of each operand is 18 decimal digits; and the composite of
operands, must not contain more than 18 digits. The composite of operands
is the data item resulting from superimposing all operands aligned by decimal
point, excluding the data items that follow the word GNING.
The compiler insures that enough places are carried
to
avoid loss of significant
digits during execution.
Examples:
SUBTRACT SOC-SEC FEDERAL-TAX TOTAL-DEDUCTIONS FROM
MONTHLY-GROSS GNING MONTHLY-NET.
SUBTRACT CORRESPONDING UPDATE-RATE-TABLE FROM
RATE-TABLE.
SUBTRACT DAY OF CURRENT-DATE FROM 30 GNING DAYS-LEFT
ON SIZE ERROR ADD 1 TO ERROR-COUNTER.
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