1. EXCEL Introduction to EXCEL EXCEL Formulas

2. 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

3. 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

4. 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

5. 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

6. 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%

7. 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