Copyright © Lexibook 2003
5
5.
Calculation of the “MU” margin rate
6.
Conversion to Euros
In order to display the exchange rate, press “
HOME/EXCH RATE
”. To modify the
exchange rate press “
HOME/EXCH RATE
” for 3 seconds, enter the new exchange
rate and confirm it by pressing again on “
HOME/EXCH RATE
“.
7.
Calculation review “100 STEPS CHECK” & “AUTO REVIEW” “CORRECT”
Calculations can be reviewed step by step. Prior to proceeding with the review of the
calculations, the latter must have been finalised. Keys
▼
and
▲
can be used for
any calculation: additions, subtractions, multiplications, divisions, percentage, tax
calculations, conversion to euros, memories.
The
▼
key allows you to go back step by step to the first calculation, whereas the
▲
key takes you step by step to the last calculation. Press on “AUTO REVIEW” for an
automatic recall of all last calculations. Press on C/CE to stop the recall and return to
the screen before using the
▼
and
▲
keys.
To modify a calculation during the review, once the calculator displays the calculation
you wish to modify, follow the steps given next:
•
Press on “
CORRECT
”
•
Enter the new value or press the new calculation key or both.
•
Press “
CORRECT
” again in order to validate the modification.
Proceed to the last step in order to check the new result. You can modify as
many steps as you wish as long as the “
CORRECT
” key is pressed once for edit the
calculation, and then again to finish editing it.
Notes:
No additional step can be added while reviewing the calculations.
Should an error occur while a calculation is being modified, all steps will be
deleted from the memory and it will not be possible to review them.
Exchange rate example
Press
Display
Euros / other currency = 6.56
100 HOME
HM 656
EURO
EU 100
HOME
HM 656
Example
Press
Display
Margin from 20 to 120
120 – 20 MU
83.33333 %
Rate of 20 % over 200
200 MU 20%
250
Margin rate from 200 to 150
150 – 200 MU
- 33.3333 %
Содержание PLC490
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