Second Grade Common Core Math 2 MD.4 Measurement and Data 2.MD.4 PDF Practice provides two ways for students to practice and show mastery of their ability to measure and estimate lengths. Now includes an Easel Activity and 3 Easel Assessments!It includes 40 distinct problems in 5 assessments (3 multiple choice, and 2 fill-in the blank test or quiz), with answer keys for all 5. The PDF is viewable on all types of devices and is easy to print. Take a look at the preview file and buy today for your