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Casio SF-4990 User Manual

Casio SF-4990
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71
E
AC clears the calculator completely (except the calculator memory).
Use
C to clear a value if you have not yet entered the operator following that
value.
Use the number keys (
0 through 9 ) to enter values. Press to input a decimal
point.
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.
Use !/@ to change the sign.
= executes a calculation and displays its result.
Use % for percentage calculations.
Using the Calculator

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Casio SF-4990 Specifications

General IconGeneral
BrandCasio
ModelSF-4990
CategoryOrganizer
LanguageEnglish

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