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[-=| Minus-equal key
Orders subtraction. Also derives product or quotient with double capacity in the case of
negative multiplier or divisor,
Depressed after multiplication or division, clears the constant mode function.
Memory recall/Clear memory key
Depressed once summons
the contents of memory on the display panel. Depressed twice
successively, clears the contents of memory.
Memory-plus key
a) Without multiplication or division function:
Orders to add the displayed figures to the contents of memory register.
b) With multiplication or division function:
Orders multiplication or division and adds its product or quotient to the
contert
of
memory register.
Upper / Lower digits recall key
Depressed once in the answer of double capacity, summons the lower digits of the answer
on the display panel.
Depressed twice successively, summons the upper digits again.
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