The document provides instructions and examples for using basic mathematical functions like SUM, AVERAGE, and subtraction in Microsoft Excel. It demonstrates how to add the values in a range of cells using the SUM function and how to subtract numbers by typing them out or using a subtraction formula. Examples are given of adding quantities and prices of food items in a table and computing the total.

1. REVIEW
Direction: Identify what is being described in each
sentence. Choose your answer from the box.
_____ 1. This area displays the cell reference or the name of the
active cell.
_____ 2. It is the cell with the lack outline.
_____ 3. Displays the contents of the active cell.
_____ 4. It displays the name of the workbook you are currently using.
_____ 5. It is an intersection of a column and row.

2. Key to Correction
1. Name box
2. Active cell
3. Formula bar
4. Title bar
5. Cell

3. ADDING AND
SUBTRUCTING
IN EXCEL

4. Function
It is a preset formula in
Excel that is intended to carry
out a specific calculation,
logical tests, formats, etc. in
the cell which it is located.

5. SYNTAX

6. oFinancial
oDate and Time
oMath & trigonometric
oStatistical
oLookup and references
oText
oCube
oDatabase
oLogical
oInformation

7. FUNCTION EXAMPLE DESCRIPTION
SUM =SUM (A1:20) Finds the sum of
cell A1 through
A20
AVERAGE =AVERAGE(A1:A10) Finds the average of
cell A1 through A10

8. Example:
1.If you want to add the values of cells D1 through
D10.
=D1+D2+D3+D4+D5+D6+D7+D8+D9+D10
2. Shorter way
=SUM(D1:D10)

9. 1. Activate the cell where the
function will be placed and click
the function wizard button.
2. Browse through the functions by
clicking in the function category.
FUNCTION WIZARD

10. 5. Click OK when all the cells for the
function have been selected.
4. The next window allows you to choose the
cells that will be included in the function.
3. Click OK to select a function.

11. Direction: Type the data below in a Microsoft excel worksheet.
Think of a food and make a list of its ingredients, quantity per
ingredients and price per piece. Then compute and show your
work.
Items Quantity Price per piece TOTAL
Tomato 6 3
Banana 5 5
Grapes 4 7
Strawberry 12 4
Pineapple 7 9

12. Items Quantity Price per piece TOTAL
Tomato 6 3 18
Banana 5 5 25
Grapes 4 7 28
Strawberry 12 4 48
Pineapple 7 9
63

13. Items Quantity Price Total
1.Cherry Pie 2 20
2. Chocolate 7 14
3. Cookies 8 16

14. Answer Key:
(subtraction)
–38
–7
–8

15. Assignment
1. On your own, using a Microsoft Excel try to add and subtract number.
Then compute and print your work in a short bond paper.
Add (232) girls (220) Boys
(75) handkerchief (90) Watch
Subtract (66) Bags (4) Shoes
(80) Pants (63)Ballpen
2. Search on how to multiply and divide on a Microsoft
Excel.