Rolodex RF-128, User Manual

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28
Using the Calculator
Making a Calculation
1. Press (
Calc
) .
<<CALCULATOR>>
0.
2. Type a number.
You can type up to 12 digits. To type a decimal,
press .
.
To change a number from positive to negative,
press P (+/-).
To clear a number, press (C/Ce).
3. Press +, -, x or
÷
to add, subtract, multiply, or
divide, respectively.
4. Type another number.
5. Press = to calculate.
Or press O(%) to calculate the percentage.
6. Press (C/Ce) to clear the calculations.