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Dorothy Harrison

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A spreadsheet is a computer application that performs mathematical calculations on the computer. ... Count Tallies the number of numbers in a range of cells ... – PowerPoint PPT presentation

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Title: Dorothy Harrison


1
Introduction to Spreadsheets
  • Dorothy Harrison
  • Computer Discovery
  • Riverside High School

2
Spreadsheets
3
Spreadsheet Components
  • Arranged in rows and columns
  • Rows--run horizontally
  • Columns--run vertically

4
Cells
  • Cell--the basic unit of a spreadsheet
  • Cell--the intersection of a row and column
  • Cell Reference--identifies each cell

5
Cell Reference
  • Each individual cell has an identifier called a
    Cell Reference.
  • A1--Example of cell reference
  • B3--Indicates cell located at intersection of
    Column B and Row 3.

6
Range
  • Group of cells connected together in a
    rectangular-shape.
  • Named by beginning cell, a colon, and the ending
    cell.
  • Example-- (A3A7) or (D3D10)

7
Types of Data in a Spreadsheet
  • Text Used for row and column labels
  • Numerals Spreadsheet data
  • Formulas Tell computer to perform a calculation

Text for Labels
Formulas to Calculate
Numeric Data
8
Spreadsheet Cursors
  • Cursor--a square or highlight around the active
    cell box
  • Selected Cell indicates current cell in which
    data is entered

9
Types of Spreadsheet Cursors
  • Data Entry--White cross
  • FillBlack cross
  • InsertBlinking line

10
Value EntryKeying Numeric Data
  • Key numbers and decimal points, if needed
  • Do not key or
  • Apply formats for bold, italic, underline,
    currency (), percentage (), and fixed decimal
    places

11
Alignment
  • Left--text is automatically left aligned by
    default
  • Right-- numbers are right aligned by default
  • Center, left, or right can be applied

12
Row/Column Adjustment
  • Format menu adjusts row height and column width
  • --indicates cell width needs to be
    increased.

13
Formulas and Functions
  • Formulas begin with an equal mark () to
    indicate a calculation follows
  • Example (A3B3)
  • Formula Operands
  • Addition ()
  • Subtraction (-)
  • Multiplication ()
  • Division (/)

14
Function
  • Special formula built into the software.
  • Example Average(C3C10)

15
Function Wizard To Help Enter Formulas
Formula and function results will display in the
cell when the Enter key is pressed. Formula
will remain visible in the formula bar or data
entry bar under the tool bar when the results
display in the cell.
16
Commonly Used Functions
  • AutoSum--adds a range of numbers
  • Average--adds the values in a range of cells and
    divides by the number of values in the cell
  • CountTallies the number of numbers in a range of
    cells
  • MaximumRetrieves the largest number in a range
    of cells
  • MinimumRetrieves the smallest number in a range
    of cells

17
Sorting
  • Sort command arranges data in specific order
  • Ascending order--A-Z or 0-9
  • Descending orderZ-A or 9-0

18
To Sort Data
  • From the data menu select SORT
  • In the Sort By box, select the column for the
    Primary sort
  • Select Ascending or Descending
  • Repeat with secondary sort if necessary
  • Indicate if a header row is included
  • Click OK

19
File Commands
  • NewCreates a new Excel document
  • Save As determines location to save document
  • Print / Print Preview-shows how the document
    will appear in print
  • Openopens an existing document

20
Page Setup
Allows the user to determine how the spreadsheet
will appear when printed.
21
Page Setup
  • Select Page Setup from the File Menu and the Page
    Setup dialogue box will appear
  • Page TabSelect layout--Portrait or Landscape
    here
  • Margin TabAdjust margins here
  • Header/Footer TabAdd text and date stamps here
  • Sheet TabIndicate text lines and columns to
    appear on all sheets turn on gridlines here

22
Other Commands
  • Fill Down allows you to copy data to a range of
    cells below the active cell
  • Fill Right-- allows you to copy data to a range
    of cells to the right the active cell
  • Fill Seriesfeature that allows you to generate
    values
  • numbers, dates, and times based on values in the
    active cell

23
Charts and Graphs
Spreadsheet data can be converted into a visual
representation called a chart or graph.
24
Create a Chart
  • Select data to be converted to a chart
  • Select chart
  • Name data series
  • Add title
  • Insert chart as an object in the spreadsheet

25
Help!!!!!!!
  • Click on the Office Assistant for help
  • Type in key term that needs extra information
  • Follow links
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