LEXIBOOK PLC270, Инструкция по эксплуатации

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Copyright © Lexibook 2003
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
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.
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 ".
Important notes
Example: calculation of A + B + C Press Display
A = 6 x 7 6 x 7 =
42
B = 5 + 4 5 + 4 =
9
C = 22 -5 22 – 5 =
17
A + B + C GT
68
To calculate the margin Press Display
Purchase price:
€
10
Sale price:
€
15
MARGIN
10 COST
15 SELL
MARGIN
33.33
To calculate the sale price Press Display
Purchase price:
€
175000
Margin: 15%
SELL
175 000 COST
15 MARGIN
SELL
205 882
To calculate the purchase price Press Display
Sale price:
€
35000
Margin: 15%
COST
350 00 SELL
15 MARGIN
COST
297 500