EXCEL

Introduction to EXCEL

EXCEL Formulas

History of the Spreadsheet

VisiCalc designed by Dan Bricklin and Robert Frankston in 1979 for the Apple II computer

Killer application of the day Row and Column format with

automatic recalculation

EXCEL

It is a powerful spreadsheet program that allows you to organize data complete calculations make decisions graph data develop professional looking reports publish organized data to the web access real time data

EXCEL

Large Matrix program 65,536 rows and 256 columns Basic building block is called a cell A cell contains a text description, value

or formula/function A cell is the intersection of a column and

row

EXCEL

Four major parts of Excel: Worksheets (spreadsheets) Charts –pictorially represent data Database- Manage data, excel can sort

and search data Web support- excel can be on the web,

and used for real time data

EXCEL Formulas

Begin with an equal sign and include at least one arithmetic operator

Examples =B1 + B2 =A5 + 20 =d12-D13 =A3*d10-b4 =f20/3 =C15*10%

Operators

+ - * / ^The order: Exponentiation,Multiplication and division (left to

right), Addition and Subtraction(left to right)

=10 + 4/2

10 + 4 = 14/2=7 4/2 = 2+10 = 12

You can change the order thru parentheses =(10 +4)/2