How do you layer the 3 peices for pinning to top stitch the quilt?

[coffeebreak]

Here is pictures of how I pin the layers together to get the problem I discribe above. Am I doing this right? I will STID and then do some stippling/meandering in the larger areas. Center sqs are 10x10 and the smaller sqs are 4x4: and the sashing is 2"