LEXIBOOK PLC270 Instruction Manual page 4

In order to display the value stored in the memory press "MRC". To delete the
memory content, press twice on "MRC", the caption "MEMORY" will disappear.
3. Profit analysis
To calculate the margin
Purchase price: €10
Sale price: €15
To calculate the sale price
Purchase price: €175000
Margin: 15%
To calculate the purchase price
Sale price: €35000
Margin: 15%
4. The "G"T key
The "GT" key allows you to calculate the result of several calculations. Every time you
press the "=" key, the result is displayed and "GT" is shown on the right of the screen.
Press on "GT" in order to obtain the total of all recorded results.
Press" ON/AC" in order to delete all results stored in the memory.
Example: calculation of A + B + C
The calculator will show the message "ERROR" in the following cases.
- When dividing by zero
- In calculations where the result exceeds the capacity of the calculator.
In order to delete the error message and any other calculations, press " ON/C ".
4
A = 6 x 7
B = 5 + 4
C = 22 -5
A + B + C
Important notes
Press
MARGIN
MARGIN
10 COST
15 SELL
Press
SELL
175 000 COST
15 MARGIN
Press
COST
350 00 SELL
15 MARGIN
Press
6 x 7 =
5 + 4 =
22 – 5 =
GT
Copyright © Lexibook 2003
Display
33.33
Display
SELL
205 882
Display
COST
297 500
Display
42
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