Adding new pages to a presentation
In the action bar, click New Page.
Click the "Choose a Page Layout" box and click the name of the page layout you want to use.
Tip
You can also click the page icons to choose a page layout.
Click Apply to see how the selected page layout will look in your presentation.
Repeat steps 2 and 3 to see how different page layouts will look.
Click OK to use the selected page layout and close the "Choose a Page Layout" panel.