Ch2 Headings Flashcards
How Many Worksheets can a WorkBook Hold
Excel workbooks can hold an unlimited amount of work sheets
Numeric Values
- Numeric values represent a quantity of some sort.
- Examples: Sales amounts, numbers of employees, test scores, etc.
- Dates and times can also used.
Text Entries
- Text is used for data, labels for values, headings for columns.
- Text is mostly used to clarify what the values of a worksheet may mean and where numbers come from.
- Text that starts with a number is still considered to be text.
Formulas
- Formulas use values in cells to calculate results.
- If you enter a formula into a cell, the result of the formulas calculation will appear in the cel..
Entering Text and Values into a Worksheet
- To enter values in a cell, move the active cell indicator to the cell, enter the value and press enter.
What Happens if you enter a lot text in a cell
- If you enter a lot of characters in a cell, they will not be displayed.
- If the cell to the right of the one with a lot of text is empty, excel will display all of the text by making it look like the text flows into the empty cell.
How Excel Treats Dates and Times
- Excel treats dates and times as a special type of numeric value.
- They are formatted so that they appear as dates and times.
- But they are treated as numeric strings.
How Excel Handles Dates
- Excel handles dates by using a serial number system.
- The earliest date that Excel understands is January 1, 1900.
- This date has a serial number of 1.
- January 2, 1900 has a serial number of 2.
- If you enter a date, Excel will show it in proper date format and store the date in serial format.
How Serial Dates are Useful in Formulas
Using serial dates allows you to easily write them in formulas and do different things like compare how many days are between the dates.
How Excel Handles Times
- Excel handles time in the same way that it handles dates, by using a serialized system.
- The serialized system is extended to include decimials.
- The decmials represent fractional days.
- Example: June 1 2013 at 12:00 pm is 14126.5 (halfway through the day)
Deleting a Cells Contents
- To delete the value in a cell, click on the cell and press the delete key.
- To delete more than one cell, highlight the cells and press the delete key.
Using Clear to Delete Cell Contents
- Clear offer more control when deleting items.
- Clear is found in: Home - Editing - Clear
Replacing Cell Contents
- To replace cell contents, click on the cell and type in the new value.
- You can also drag and drop or paste new content into the cell.
Editing the Contents of a Cell
- Sometimes you may only want to edit a few characters in a cell.
- To make the changes, you can entere cell ediitng mode.
Cell Editing with the Keyboard
- While editing within a cell, you can use the keyboad to move around the cell.
- The navigation keys can be used to move within the cell.
- Pressing home moves the insertion point to the beginning of the cell.
- Pressing end moves the insertion point to the end of the cell.
- Select multiple characters by holding shift.
Enter the current date or time into a cell
- To enter a date or time stamp into a worksheet:
- Press Ctrl+; for current date.
- Press Ctrl+Shift+; for current time.
- These times will not update. If you want them to update, enter the following formulas:
- =TODAY()
- =NOW()
Number Formatting
- Refers to the process of changing the appearance of values contained in cells.
- This formatting makes it easier to read an excel spreadsheet.
Apply Number Formatting with the Ribbon
- Number formatting can be found under the Home - Number Group.
- This allows you to quickly apply common formatting.
- It contains 11 common number formats.
- When the format is clicked on, it is applied to every cell that is selected.
Using Shortcut keys to Format Numbers
- The following shortcut keys can be used to apply number formatting:
- Ctrl - Shift - ~: General number format for unformatted values.
- Ctrl - Shift - $: Currency format with two decmical places.
- Ctrl - Shift - %: Percentage format.
- Ctrl+Shift+^: Scientific notation.
- Ctrl+Shift+#: Date Format with Day Month and Year.
- Ctrl+Shift+@: Time format.
Formatting Numbers using the Format Cells Dialog Box
- If you need more control over number formats, you can use the Format Cells dialog box.
- To bring up the dialog box:
- Home - Number and click the small dialog box icon.
- HOme - Number, click the number format drop down list and choose more number formats.
- Press Ctrl+1
- Right click a cell and choose Format cells from the shortcut list.
Number Format Categories
- General
- Number
- Currency
- Accounting
- Date
- Time
- Percentage
- Fraction
- Scientific
- Text
- Special
- Custom
General Number Format
The default format; it displays numbers as integers, as decimals, or in scientific notation if the value is too wide to fit in the cell.