Answer by  
                                                                                          Sabharish (1610)
                                                            
                          
                          
                                                          Open a PowerPoint file with a animation presentation. In that you will find a list of slides on the left. You can  select the slides you need by clicking the slides by holding the control key and thenm copy those slides by using the shortcut ctrl+c. Then you can paste the copied slides to a new PowerPoint presentation.