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Common Core · Grade 3 · Measurement and Data

Standard 3.MD.D.8

Free lessons and printable worksheets aligned to Common Core math standard 3.MD.D.8.

3 lessons3 worksheets

Lessons for 3.MD.D.8

Finding a missing side from the perimeterWorking backwards from a known perimeter and the other sidesLesson
Perimeter versus areaPerimeter measures the edge in length units and area measures the inside in square unitsLesson
PerimeterAdd up the sides.Lesson

Printable Worksheets

Finding a missing side from the perimeter worksheet (PDF)Printable worksheet with answer keyPreview
Perimeter versus area worksheet (PDF)Printable worksheet with answer keyPreview
Perimeter worksheet (PDF)Printable worksheet with answer keyPreview