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Introduction to Electronic Spreadsheets

Unit 3

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A spreadsheet is a sheet that contains a

large number of rows and columns

Spreadsheets

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Row 3This is a Cell

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The intersection of a row and a column is called a cell

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Electronic Spreadsheet

Electronic Spreadsheet Contained Large Numberof columns and rows

Multiple worksheets can be collected in to a file called a workbook.

Its looks like Table

Helps to arrange number in a formal way of mathematic.

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Electronic Spreadsheet

Can use for mathematical, financial, statistical & Scientific Calculation

Helps to analysis data using

Sorting,

Filtering

Charts

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Various Spreadsheet Packages

The first spreadsheet Package was VisiCalc

VPP 3D

Lotus 1-2-3

SuperCalc

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MS Excel is a windows-based spreadsheet developedby the Microsoft Corporation It Provides all features of a spreadsheet package like Calculations

Graphs

Functions

Statistical

Financial

Scientific

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1 Click Here

3 Click Here

2 Select

How To Start Ms Excel

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Double Click

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Title Bar

Menu Bar

Formatting Tool Bar

Standard Tool Bar

Formula Bar

Name Box

Active Cell

Sheet Tab

Ms Excel

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Data or a Formula can be entered in the cell.A spreadsheet allows detailed numerical analysis of data such as mathematical calculations

•Addition (+)

•Subtraction (-)

•Division (/)

•Multiplication(*)

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Microsoft Excel

Can use for mathematical, financial, statistical & Scientific Calculation

Helps to analysis data using

Sorting,Filtering

Pivot table

Charts

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Microsoft ExcelSorting,

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Microsoft Excel

Filtering

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Microsoft Excel

Charts

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Microsoft Excel

Pivot table

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•In a spreadsheet program, work is carried out in a document called a worksheet. Multiple worksheets can be collected in to a file called a workbook.

The Spreadsheet Interface

•Each cell has a unique address

•Start with column heading followed by the row number Eg A4

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C6

E6:E7

G6:H9

Cell & Range Addressing Or References

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Four types of data can be entered in worksheet cells

Types of Data

• Formulas

• Dates & Time

• Number

• Text

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• Text

•Texts not used in calculations

Eg.10xy, 127NH, A12-976, 208 4675.

  Text is any combination of numbers, spaces, and nonnumeric characters 

All text is left-aligned in a cell.

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• Text

To have Excel interpret numbers such as part numbers as text, first apply the Text format to empty cells, and then type the numbers.

Entering numbers as text  

Or Type “ ‘ ” before number then press enter

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• TextEntering numbers as text  

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• TextEntering numbers as text  

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• Numbers

A number can contain only the following characters:

Excel ignores leading plus signs (+) and treats a single period as a decimal. All other combinations of numbers and nonnumeric characters are treated as text.

0 1 2 3 4 5 6 7 8 9 + - ( ) , / $ % , E e

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• Numbers

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• Numbers

The General number format 

In cells that have the default General number format, Excel displays numbers as integers (789), decimal fractions (7.89), or scientific notation (7.89E+08)if the number is longer than the width of the cell.The General format displays up to 11 digits, including a decimal point and characters such as "E" and "+."

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• Numbers

15-digit limit Excel stores numbers with up to 15 digits of precision.

If a number contains more than 15 digits,Excel converts the extra digits to zeros (0).

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• Date & Time

Dates and times are numbers   Microsoft Excel treats dates and times as numbers.

2. To enter a time based on the 12-hour clock, type a space and then a or p after the time; for example, 9:00 p. Otherwise, Microsoft Excel enters the time as AM.

1. Use a slash or a hyphen to separate the parts of a date Eg. 9/5/2002 or 5-Sep-2002.

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• Date & Time

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• Date & Time

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• Date & Time

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• Date & Time

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• Formula

Formulas are equations that perform calculations on values in your worksheet. Formula used to performs arithmetic operations, such as adding numbers together.

Click the cell in which you want to enter the formula.Type = (an equal sign). Then Enter the formula

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• Formula

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• Formula

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• If a formula uses a value in another cell, the formula contains a cell reference, or the address of the referred cell.

=A1+A2*3

End ShowA function is a predefined formula, which the spreadsheet provides to perform a specific type of calculation. You provide arguments that tell the function what data to use.

End ShowA function is a predefined formula, which the spreadsheet provides to perform a specific type of calculation. You provide arguments that tell the function what data to use.

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Thanks