Grade 3 Measurement worksheets
Perimeter and area of rectangles, and problems about liquid volume and mass in liters and kilograms.
- Perimeter of a rectangle
Related standards: 3.MD.D.8
- Area of a rectangle
Related standards: 3.MD.C.7
- Liquid volume and mass problems
Related standards: 3.MD.A.2
How the skills build
Perimeter of a rectangle comes first, then Area of a rectangle with the same shapes. Liquid volume and mass problems are a separate one-step skill.
Using these worksheets
- Extension
Draw the rectangle on grid paper and have children count squares to see why area is multiplication; follow with a printed area sheet.
Related standards
- 3.MD.D.8: Solve problems involving perimeters of polygons.
- 3.MD.C.7: Relate area to multiplication and addition (rectangle area).
- 3.MD.A.2: Measure and estimate liquid volumes and masses; solve one-step word problems.
Common Core–informed practice; not a claim of official alignment.