1. Spreadsheet Formulas Lesson Outline Copyright © Texas Education Agency, 2013. All rights reserved. 1

2. Relevance of Spreadsheets to Everyday Life A. Purpose of a spreadsheet Keep track of money Keep up with statistics Managing information Analyzing information Presenting information IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved. 2

3. Relevance of Spreadsheets to Everyday Life B. Before electronic spreadsheets How do you think businesses kept up with finances, payroll, inventory, etc. before computers? How do you think electronic spreadsheets have transformed businesses today? 3IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

4. Relevance of Spreadsheets to Everyday Life C. Brainstorm some ways that spreadsheets can be used in everyday life: Sports Stats (e.g., batting average) Grades Budgets Inventory Buying a car 4IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

5. Basic Formulas A.Addition – Formula is =cell 1+cell2+cell3+cell4 (and so on) Example: =a1+a2+a3+a4 will add the values in cells a1, a2, a3 and a4 5IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

6. Basic Formulas B.Subtraction – Formula is =cell 1-cell4 Example: =a1-a4 will subtract the value in cell a4 from the value in a1 6IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

7. Basic Formulas C.Multiply – Formula is =cell 1*cell4 Example: =a1*a4 will multiply the value in cell a1 by the value in a4 7IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

8. Basic Formulas D.Divide – Formula is =cell 1/cell4 Example: =a1/a4 will divide the value in cell a1 by the value in a4 8IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

9. Basic Formulas E. Relative Vs. Absolute Cell References Relative cell reference identifies the location of a cell and changes when the formula is copied and pasted to other cells. An absolute cell reference does not change. 9IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

10. Assignment Create a spreadsheet with the following formulas: 1. Addition 2. Subtraction 3. Multiplication 4. Division 5. Relative Cell Reference 10IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.

11. Assignment Think of your own personal spreadsheet need and use the formulas in the lesson in the spreadsheet. Fill in your personal spreadsheet topic on your organizer. 11IT: PIT: Basic Spreadsheet Formulas Copyright © Texas Education Agency, 2013. All rights reserved.