Do you want to truly gauge students’ understanding of mathematical concepts? This set of assessments allows you to get their base line score with a pre-test, guide their instruction with review and homework, and assess their understanding with a post-test. This set of assessments is tied to the Common Core sub-standard for Number and Operations in Base Ten, 1.NBT.1.First Grade Common Core Math Assessment, 1.NBT.1 (Freebie) is a sample from First Grade Common Core Math Assessments, Number & O