1. Good Morning/Afternoon Rumana Wahid Khan Assistant Teacher Bangladesh Elementary School

2. Information and Communication Technology Class-VIII Time: 40 minutes

3. Accounts voucher

5. Learning Outcomes:-  Concept of Spreadsheet.  MS Excel 2007 window  Sum, subtraction and Chart of Spreadsheet

6. Invention From the primitive age human being keep accounts by the help of symbol, stones or writing on the bark of the tree. Before 50 years the only means of keeping accounts were paper and ink. The invention of calculator give the advantage to do the calculation, the problem in big calculation. This problem after the invention of computer.

7. Concept of Spreadsheet In the late 70s the Apple Company at first invented the Spreadsheet software called VisiCalc. After that MS Excel, Open office Calc, Kspread were invented. Now the most popular Spreadsheet software is Microsoft Excel.

8. The icons of different Spreadsheet software

9. Objectives of Spreadsheet software 1)The problems faced by the individuals and the business organizations can be solved by using the spreadsheet. 2)A huge amount of data can easily be handled in the software is spreadsheet. 3)By using formula the calculation is automatically done. 4)Showing the figures in chart of data in this software is easy too. 5)The management and preservation of postal and email is easy in the spreadsheet.

10. MS Excel 2007 Window

11. Title Bar Office Button Quick Access Toolbar

12. Ribbon & Formula bar Status bar Sheet Tab

13. Sum and Subtraction in Spreadsheet 711853 =(A1-B1) 711889 =Sum(A1+B1) Sum Subtraction

14. Drawing bar Diagram in Spreadsheet MathICT Rima7687 Sima9875 Lipu8790 Tipu7096

15. Group Work  Draw the different part of the Spreadsheet and describe them.

16. Evaluation 1.Human being have been keeping account since- 2.The problem of complicated and big calculation is removed by- 3.A worksheet has many- 4.Which is the first spreadsheet software? 5.The position of Quick Access toolbar is next to- 6.Example of Spreadsheet 7.Sheet tab show the number of - 8.Sum is done in– 9.There is no way of- 10.Collection of some worksheet make a- Ans. 1.Primitive age. 2.Computer 3.Row and Column 4.VisiCalc 5.Office button 6.MS-Excel, Open Office Calc, Kspread etc. 7.Worksheet 7.Worksheet. 8.Automatically & manually. 9.Auto Subtraction. 10.Workbook. Ans. 1.Primitive age. 2.Computer 3.Row and Column 4.VisiCalc 5.Office button 6.MS-Excel, Open Office Calc, Kspread etc. 7.Worksheet 7.Worksheet. 8.Automatically & manually. 9.Auto Subtraction. 10.Workbook.

17. Homework Describe the invention of Spreadsheet. What is the function of Quick Access Toolbar? Describe the Spreadsheet screen.

18. Thank you