First, enter your labels:
In cell A1, type: Total
In cell A2, type: Attend
In cell A3, type: Absent

Then, enter the data
In cell B1, type: 20
In cell B2, type: 11
In cell B3, type: =B1-B2

Select cells A2:B3
Click the Chart Wizard button, on the toolbar, and create a pie chart.

Annie wrote:
I am trying to paste a pie graph to the percentage of employees that attended
an in-service. I have 20 employees and 11 attended. How can I show this
in a pie graph using excel. I have the formula bar that will give me the
percentage by now I want to add a pie graph to be able to read easier.


--
Debra Dalgleish
Excel FAQ, Tips & Book List
http://www.contextures.com/tiptech.html