Microsoft Excel: Creating Sums and

AveragesPresenter: :Lisa Rusczyk

Email: lrusczyk@gmail.com

1. Adding Data to a Table

2. Using the Sum Function in Excel

3. Using the Average Function in Excel

Course Topics

Column A Column B Column C

Row 1

Row 2

Row 3

Row 4

Row 5 Cell C5

Excel Basics

• This table contains columns and rows. • This table has 3 columns and 5 rows. • Where a row and column meet is a cell. • The cell reference can be found using the

Column Letter and the Row Number

To use the sum function in excel, type in the

formula in the cell

◦ =sum(5,2)

You can also use the cell reference

◦ =sum(c1,c6)

Sum

To use the average function in excel, type in the formula in the cell◦ =average (20,10)

You can also use the cell reference◦ =average (c3:c7)

Average

Hours Final Grade Cost

ACCT 101 1 3.0 550

MUSI 101 2 2.5 550

Health 101 3 3.0 550Totals =sum(1,2,3) =average(3, 2.5, 3) =sum(550,550,550)

Example

Microsoft Excel Website ◦ http://office.microsoft.com/en-us/excel/

Additional Information