5th Grade NHSAS Math Worksheets: FREE & Printable Use our 5th-Grade NHSAS Math Worksheets! The New Hampshire Statewide Assessment System (NHSAS) is a standardized test for measuring the academic performance of students in grades 3-8. The math section of the NHSAS test always seems to be the hardest part of the test. But to make NHSAS math easier to understand, we have a suggestion for 5th ...