Calculator Window

The main calculator window contains the basic calculator buttons as well as the history tape.  To size the calculator, drag the edge of this window.


Numeric Display

Displays numeric input and calculation result.


Back (Backspace) Button

Clears last digit entered.

Keyboard = Backspace


CE (Clear Entry) Button

Clears value in numeric display.

Keyboard = Delete


C (Clear) Button

Clears current calculation and totals.

Keyboard = Esc


CT (Clear Tape) Button

Clears tape entries, current calculation, and totals.  CT button is disabled when tape is off.

Keyboard = Shift + Delete


0 Button

Enters number zero into numeric display.

Keyboard = 0


00 Button

Enters two zeros into numeric display.

Keyboard = Z


000 Button

Enters three zeros into numeric display.

Keyboard = X


1 Button

Enters number one into numeric display.

Keyboard = 1


2 Button

Enters number two into numeric display.

Keyboard = 2


3 Button

Enters number three into numeric display.

Keyboard = 3


4 Button

Enters number four into numeric display.

Keyboard = 4


5 Button

Enters number five into numeric display.

Keyboard = 5


6 Button

Enters number six into numeric display.

Keyboard = 6


7 Button

Enters number seven into numeric display.

Keyboard = 7


8 Button

Enters number eight into numeric display.

Keyboard = 8


9 Button

Enters number nine into numeric display.

Keyboard = 9


Decimal Button

Enters decimal into numeric display.  The value on this button changes based on your Windows Control Panel Regional Settings.


+/- (Plus/Minus) Button

Reverses sign of displayed number.  For example, if you want to multiply 3 times -5, enter 3 × 5 +/- = and the result will be -15.

Keyboard = F9


+ (Addition) Button

Adds previously entered number to next number.  For example, 2 + 3 = 5.

Keyboard = +


- (Subtraction) Button

Subtracts next number from previously entered number.  For example, 5 - 2 = 3.

Keyboard = -


× (Multiplication) Button

Multiplies previously entered number by next number.  For example, 2 × 3 = 6.

Keyboard = *


÷ (Division) Button

Divides previously entered number by next number.  For example, 8 ÷ 2 = 4.

Keyboard = /


= (Equals) Button

Performs operation on previous two numbers and displays result.

Keyboard = Enter


sqrt (Square Root) Button

Calculates square root of current number.  For example, 144 sqrt gives a result of 12.

Keyboard = @


% (Percent) Button

Calculates a percentage of previously entered number.  For example, 50 + 10 % = 55.  In this example, % multiplies 50 by .10 and adds the result to 50.  A percentage can also be subtracted, multiplied, or divided by a number in the same way by substituting the appropriate operator in the example above.

Keyboard = %


1/x (Reciprocal) Button

Calculates reciprocal of current number.  For example, 10 1/x gives a result of .1.  In this example, 1/x divides 1 by 10.

Keyboard = R


MC (Memory Clear) Button

Clears number(s) stored in memory.

Keyboard = Ctrl + L


MR (Memory Recall) Button

Recalls number stored in memory and inserts into numeric display.

Keyboard = Ctrl + R


MS (Memory Store) Button

Stores current value in memory.

Keyboard = Ctrl + M


M- (Memory Subtract) Button

Subtracts current value from number in memory.  Replaces memory value with result.

Keyboard = Ctrl + S


M+ (Memory Add) Button

Adds current value to number in memory.  Replaces memory value with result.

Keyboard = Ctrl + A


Tape

Displays a running history of transactions.  To re-use a number on the tape, double click the value.


Status Bar

Contains two panels: (1) Website information or memory value, and (2) NUM lock indicator.  Additionally, the status bar has a sizing handle to adjust the calculator height and width.


Save (File Menu)

Saves tape information as a text file.


Save As (File Menu)

Opens a Save As dialog box giving you the ability to select a path and file name.  Saves tape information as a text file.


Print (File Menu)

Prints information on tape.


Exit (File Menu)

Closes Moffsoft FreeCalc.


Copy (Edit Menu)

Copies current selection to Clipboard.  You can select and copy a portion or all of the tape, or the value in the numeric display.  When nothing is selected, automatically copies the value in the numeric display.


Paste (Edit Menu)

Inserts contents of Clipboard into numeric display.


Select All (Edit Menu)

Highlights all information on tape.


Reset Size (Edit Menu)

Restores calculator window, buttons, and fonts to their default size.


Tape (View Menu)

Toggles tape on and off.


Flat Buttons (View Menu)

Toggles calculator buttons between flat and raised appearance.


Always on Top (Options Menu)

Keeps calculator on top of other Windows applications.


Tray Icon (Options Menu)

Displays icon in Windows tray (next to clock) for easy calculator access.


Run on Startup (Options Menu)

Opens calculator when Windows starts.


Color Scheme (Options Menu)

Opens selection of color combinations for calculator window.


Moffsoft FreeCalc Help (Help Menu)

Opens help file.


Keyboard Equivalents (Help Menu)

Opens keyboard equivalents window.


What's This? (Help Menu)

Temporarily changes mouse pointer to a question mark.  In this mode, click on any part of the calculator window to view context sensitive help.


Upgrade at Moffsoft.com (Help Menu)

Opens a browser window to www.moffsoft.com where you can find information about more powerful calculator products.


About Moffsoft FreeCalc (Help Menu)

Opens window containing software information such as title, copyright, and version.