Casio SF-4900ER - Page 80

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PART 5 Calculator Functions
• Use
MC, MR, M
@
and M+ for calculator memory operations.
MC — clears the calculator memory.
MR — recalls the current calculator memory contents.
M
@
— subtracts the currently displayed value from the current memory
contents. You can also press
M
@
to execute a calculation, with the
result being subtracted from the memory contents.
M+ — adds the currently displayed value to the current memory con-
tents. You can also press
M+ to execute a calculation, with the
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 — used for date calculation.