MCAS Mathematics Practice Tests DO NOT SIGN IN HERE, Click on practice test in lower right hand side, then you want Grade 8 Computer Based Session 1 and Session 2
The follow are the links to released 8th grade Math MCAS problems by year. The answer key to the short answers and multiple choice problems are at the end of each document.
The follow are links to the scoring guides and student work for the released open response questions by year. There are examples of answers that received 0, 1, 2, 3, and the maximum of 4 points.