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⭐ GRADE 3 · MATH SKILL GUIDE

Grade 3 Area & perimeter Worksheets & Practice

Area measures a surface; perimeter measures a distance around it. Discover the strategy, try a few examples, and choose a free printable level.

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What your learner will practice

Multiplication and clear reasoning. Third graders begin to use multiplication, division, fractions and measurement regularly. Discuss which operation fits the question.

With area & perimeter in Grade 3, the goal is to build understanding and to explain the method, not just get a number. Take breaks and repeat short sessions when needed.

How to solve area & perimeter problems

  1. 1Label length and width clearly.
  2. 2Multiply length by width for a rectangle’s area.
  3. 3Add all four sides, or calculate 2 × (length + width), for perimeter.
Common mistake to watch for

Area uses square units; perimeter uses linear units.

Try these six examples

Read each question, solve on paper, and then check the answer. The full printable sets below provide 20 new problems each.

  1. Rectangle: 4 by 8 units. Find AREA. Answer: 32 square units
  2. Rectangle: 4 by 5 units. Find AREA. Answer: 20 square units
  3. Rectangle: 2 by 2 units. Find AREA. Answer: 4 square units
  4. Rectangle: 2 by 6 units. Find AREA. Answer: 12 square units
  5. Rectangle: 2 by 7 units. Find PERIMETER. Answer: 18 units
  6. Rectangle: 5 by 6 units. Find PERIMETER. Answer: 22 units

Helpful teaching idea

Trace the edge of a book for perimeter and cover its surface with squares for area.

Practice a few facts daily, and return to tricky questions after a short break.