When you are ready to make hardcopies of your presentation, you will need to select [File] ... [Print]. You will be presented with the window shown below.
Tips
Unless you are using a color printer, select Black and White to save on toner.
To print certain pages, select Slides and enter the beginning and ending page numbers.
If you want to print handouts of your slides (with multiple slides per printed page), select your options from the pullsown menu as shown below.