Wayland Patch 10/18/17: Wayland MCAS 2017 Scores: 78 Percent ‘Advanced’ In Math. This year’s MCAS procedure is confusing at best. To read up on all the changes, click here. In short, a “new” MCAS test was administered to public school students in grades 3-8. Among the changes are a new scoring system that says whether students were exceeding, meeting, partially meeting, or not meeting expectations.