How to create blog site with WordPress and import old posts
In WordPress there is a way to import posts and comments from a Blogger account. First you should make an account in Blogger at the following location: Blogger.com. The creation of a new account is pretty easy. All you have to do is to click on the orange button with title "Get started" and follow the instructions. Once you are ready and you have a post there, you can import it in your WordPress site. There are some simple steps that you should complete:
Step 1. Log in the WordPress administrator's area.
Step 2. Click on Tools -> Import.
Step 3. Choose Blogger.
Step 3. Install the Importer, activate and run it.
Step 5. Enter the login credentials for your Blogger account.
Step 6. Once the import procedure is over, you can see your Blogger content on the main page of WordPress.
More details on how to transfer WordPress posts can be found here.