First, you will attach the three 6' - 9" pieces and the three, shorter 5' - 7" pieces to the rim joist as shown in the first image.

Then, attach the 3' - 2 1/2" rim piece as shown in the second image.

Next, attach the 3' - 5 1/4" rim piece as shown in the third image.

Now all that remains to finish this framing is to add the little piece!