Rolodex RF-128, User Manual

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10
Key Guide
Calculator Function Keys
You do not need to use ALT when using these keys
in the calculator.
Q(
MC
) Clears the memory.
W(
MR
) Retrieves a number from the
memory.
E(
M
-) Subtracts the displayed number from
the number stored in the memory.
R(
M
+) Stores a positive number in the
memory.
+ Adds a number.
-
Subtracts a number.
x Multiplies a number.
÷
Divides a number. Displays as "/ ".
• Inserts a decimal point.
= Performs a calculation.
O(%) Calculates a percentage.
P(+/-) Changes the sign (+/-) of a number.
(C/Ce) Clears the most recent entry.