Watch the video here:
To add your email account
Tap Settings > Mail, Contacts, Calendars then Add Account.
Tap Microsoft Exchange.
You don’t need to enter anything in the Domain box. Enter the information requested in the Email, Username and Password boxes.
You need to enter your full email address in the Email and Username boxes in the format e.g. Firstname.Lastname@rhul.ac.uk then tap Next
Once your credentials have been successfully authenticated with the Office 365 Exchange servers you will be able to configure what you want to synchronise with your iPad.
Tap Save to save your settings.
For comprehensive help and troubleshooting of Office 365 visit Microsoft's Outlook help by clicking here.