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Introduction to Electronic

Spreadsheets

Unit 3


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A spreadsheet is a sheet that contains alarge number of rows and columns

Spreadsheets

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Column

Headings


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ow 1


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Row 3


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Row 3This is a Cell


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Column B

Row 3

B3

This Cell is

identified asB3


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Column D

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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 usingSorting,

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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Microsoft Excel

MS Excel is a windows-based spreadsheet developedby the Microsoft Corporation

It Provides all features of a spreadsheet

package like

Calculations

Graphs

FunctionsStatisticalFinancial

Scientific

E d ShH T S M E l


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1 Click Here

3 Click Here

2 Select

How To Start Ms Excel

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DoubleClick

End ShowM E l


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Title

Bar

Menu

Bar

Formatting

Tool Bar

Standard

Tool Bar

Formula

BarNameBoxActiveCell

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 asmathematical calculations

Addition (+)

Subtraction (-)

Division (/)

Multiplication(*)

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Microsoft Excel

Can use for mathematical, financial, statistical &

Scientific Calculation

Helps to analysis data usingSorting,

Filtering

Pivot table

Charts

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Microsoft Excel

Sorting,

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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 carriedout 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 therow number Eg A4

End ShowCell & Range Addressing Or References


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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 number

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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Text

Entering 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 nonnumericcharacters 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 limitExcel 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 numbersMicrosoft 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

1. Use a slash or a hyphen to separatethe 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

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A f i i d fi d f l hi h h


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A function is a predefined formula, which the

spreadsheet provides to perform a specific type of

calculation. You provide arguments that tell thefunction what data to use.

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A f i i d fi d f l hi h h


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A function is a predefined formula, which the

spreadsheet provides to perform a specific type of

calculation. You provide arguments that tell thefunction what data to use.

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