Casio SF-4900ER User Manual page 80

Casio calculator user's guide sf-4900er sf-4980er sf-4985er
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PART 5 Calculator Functions
Use
,
MC
MR
MC — clears the calculator memory.
MR — recalls the current calculator memory contents.
— subtracts the currently displayed value from the current memory
M
@
contents. You can also press
result being subtracted from the memory contents.
— adds the currently displayed value to the current memory con-
M+
tents. You can also press
result being added to the memory contents.
Use !, @, # and $ to specify the arithmetic operation that is marked above
each key.
= — executes a calculation and displays its result.
Use % for percentage calculations.
Use ` for square root calculations.
J shifts the displayed value to the right, cutting off the rightmost digit.
TIME/DATE
78
,
and
for calculator memory operations.
M
M+
@
— used for date calculation.
to execute a calculation, with the
M
@
to execute a calculation, with the
M+

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