# Keystroke Point of Sale Help

## Utilities Menu - Calculator / [F5]

Access the Calculator Utility by pressing [F5] from anywhere in Keystroke or by selecting Calculator from the Utilities menu.

The Calculator Utility operates in two different modes. Calculator Mode is the default mode.

Calculator Mode:
Enter an operator.
Enter a number.
Press [ENTER].
Each line of the display shows:
The operator.
The number that was entered.
The subtotal.
This is what 2 + 2 = 4 looks like in Calculator mode:
+2 = 2
+2 = 4

Enter a number.
Enter an operator.
Press [Enter].
Each line of the display shows:
The number that was entered.
The operator.
The subtotal.
This is what 2 + 2 = 4 looks like in Adding Machine mode:
2+ = 2
2+ = 4

Use the [F9] key to switch between the two modes. Switching modes does not affect the total or memory.

In both modes:
The running total appears near the bottom of the display in the Total box.
The value stored in Memory appears below the Total box as M = value.
Figures that are too large to display appear as ************.

To correct an entry error:
Navigate to the incorrect line.
Edit or re-enter the number or the operator.
Press [Enter]
Navigate back to the last line to continue entering numbers.

Calculator Operators, Keys, and Functions

Operator & Function

Add a number to the current total.
Examples for adding 5.25 to the total:
Calculator: + 5.25

Add a number to the current total.
Example for adding 5.25 to the total:
Adding Machine or Calculator: 5.25 [Enter]

- Subtract
Subtract a number from the current total.
Examples for subtracting 12 from the total:
Calculator: - 12

* Multiply
Multiply the current total by a number.
Examples for multiplying the total by 3:
Calculator: * 3

/ Divide
Divide the current total by a number.
Examples for dividing the total by 8.1:
Calculator: / 8.1

^ To the power of
Raise the current total by the power of a number.
Examples for raising the total by a power of 2:
Calculator: ^ 2

Key & Function

C Clear
Clear the calculator display.
Resets total to 0.
Memory is not reset.

D Display
Change the number of decimal places displayed from 0, 1, 2, 3, 4.
Affects all numbers displayed including totals and memory.
Rounds the right-most digit if necessary.
For example:
Enter 9.1623 and the calculator displays 9
Press D once and the display becomes 9.2 (Rounded up from 9.16)
Press D again and the display becomes 9.16
Press D again and the display becomes 9.162
Press D again and the display becomes 9.1623
Press D again and the display becomes 9

F Fix
Set a fixed decimal position for all entries.
Decimal position depends on the number of decimal places set to be displayed by the Display function.
ON - numbers are entered to the right of the decimal point.
To overwrite the Fix=ON function, include the decimal point when entering the number.
OFF - numbers are entered to the left of the decimal point.
For example:
Press D until the calculator is set to display two decimal points.
Press F to enable the Fix function.
Enter 123 and press [Enter]. The calculator displays 1.23.
Enter 12.3 and press [Enter]. The calculator displays 12.30.
Press F again to disable the Fix function.
Enter 123 and press [Enter]. The calculator displays 123.00.

P Print
Send the current calculator output to the report printer, including all numbers, operators, and results displayed by the calculator.

H Help
Display the Keystroke Calculator help information.

M Store Memory
Store the current total in the Calculator's memory.
The Calculator displays the current contents of its memory below the total box as M = value.
For example:
Press C to clear the Calculator.
Enter 9 and press [Enter] and 9 is displayed in the total box.
Press M and M = 9 is displayed below the total box.
To use the number stored in memory, press R for Recall Memory.

R Recall Memory
Place the value of the Calculator's memory on the current line.
The Calculator continues to display the current value of its memory as M = value below the total box.
For example:
Press C to clear the Calculator.
Enter 9 and press [Enter] and 9 is displayed in the total box.
Press M and M = 9 is displayed below the total box.
Press C to clear the Calculator, but not the Calculator's memory.
Press R and 9 is displayed on the current line in the Calculator.
To store the current total in memory, Press M for Store memory.

X Exit w/ Value
Exit the Calculator with the value from the Total box.
If the Calculator was accessed by pressing [F5], the value from the Total box is automatically pasted into the field from which [F5] was pressed.
For example:
With the cursor in the Qty field of a Sales Invoice, press [F5] to display the Calculator.
Enter 10 and press [Enter] to update the Calculator total.
Enter 6 and press [Enter] to add to the total (which is now 16).
Enter 4 and press [Enter] to add to the total again. The total is now 20.
Press X to exit the Calculator with the value from the Total box.
20 is pasted into the Invoice's Qty field.
[Shift]+[Ins] can also be used to paste the value from the Total box into a field.

[F9] Switch Modes
Press [F9] to switch between Calculator and Adding Machines modes. Switching modes does not affect the Total or the Memory.

[Esc] Exit the Calculator
Press [Esc] to exit the Calculator without saving the total.

[UpArrow] Navigate to previous line
Editing the value, the operator, or both after navigating to a previous line affects all later subtotals and the value in the Total box.

{DownArrow] Navigate to next line
Editing the value, the operator, or both after navigating to a next line affects all later subtotals and the value in the Total box.

See: