Click the View tab, and then click the Slide Master button.
![Click the View tab, and then click the Slide Master button.](http://www.java2s.com/Tutorial/Microsoft-Office-PowerPoint-2007Images/Insert_Slide_Numbering_On_Slides_Notes_And_Handouts___Click_View_Tab_And_Then_Clde.PNG)
Select the slide master or slide layout in the left pane.
Click to place the insertion point in the text object.
![Select the slide master or slide layout in the left pane. Click to place the insertion point in the text object.](http://www.java2s.com/Tutorial/Microsoft-Office-PowerPoint-2007Images/Insert_Slide_Numbering_On_Slides_Notes_And_Handouts___Select_Slide_Master_Or_Sliut.PNG)
Click the Insert tab. Click the Insert Slide Number button.
![Click the Insert tab. Click the Insert Slide Number button.](http://www.java2s.com/Tutorial/Microsoft-Office-PowerPoint-2007Images/Insert_Slide_Numbering_On_Slides_Notes_And_Handouts___Click_Insert_Tab_Click_Insde.PNG)
The # symbol appears in the text.
![The symbol appears in the text.](http://www.java2s.com/Tutorial/Microsoft-Office-PowerPoint-2007Images/Insert_Slide_Numbering_On_Slides_Notes_And_Handouts___The__Symbol_Appears_In_Text.PNG)
Click the Slide Master tab, and then click Close Master View button on the Ribbon.
![Click the Slide Master tab, and then click Close Master View button on the Ribbon.](http://www.java2s.com/Tutorial/Microsoft-Office-PowerPoint-2007Images/Insert_Slide_Numbering_On_Slides_Notes_And_Handouts___Click_Slide_Master_TabCli.PNG)