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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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Row 3This is a Cell
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Column B
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B3
This Cell is
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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
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1 Click Here
3 Click Here
2 Select
How To Start Ms Excel
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DoubleClick
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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
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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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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 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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Thanks