Perimeter Worksheets 3rd Grade
Updated on September 28, 2025
Perimeter is like taking a walk around the edge of a shape. Perimeter worksheets 3rd grade let your kid practice adding up the sides of rectangles, squares, and other shapes, turning geometry into a fun way to build math skills.
Perimeter 3rd grade worksheets: Examples
3rd grade perimeter worksheets show students that finding perimeter is like measuring the fence around a yard or the track around a field. By working with squares, rectangles, and mixed figures, they will learn to add side lengths accurately and apply multiplication when sides are equal. The problems make abstract geometry more concrete and help your child connect math to spaces like playgrounds, rooms, or gardens.
3rd grade perimeter worksheets for free download
Finding perimeter 3rd grade worksheets come filled with exercises with clear shapes and simple layouts. Some problems let your child practice with simple rectangles, while others require multiplying, adding, and subtracting to find the correct answer. These perimeter worksheets for grade 3 come with clear diagrams and a wide range of exercises, just challenging enough to make the learning both fun and manageable.
More third grade area and perimeter worksheets
We have other free area and perimeter 3rd grade worksheets available; make sure to have a look.
Benefits of perimeter worksheets 3rd grade
- Follow Common Core standards
- Contains an answer key
- Uses visuals for effective learning
- Connect math with real life
- Introduce a foundational geometry concept
Free perimeter worksheets 3rd grade follow Common Core standards
The worksheets follow Common Core standards, ensuring your child practices exactly what’s expected at this grade. Shapes with the same area different perimeter are included in worksheet 3rd grade as well, showing that perimeter and area are two different concepts.
Note: Calculating polygon perimeters is one of the math requirements for 3rd-grade students under Common Core standards.
Perimeter worksheets grade 3 PDF contains an answer key
A comprehensive answer key is included in each perimeter worksheet grade 3. This will help your child learn from their mistakes without waiting for outside input, which makes them become more independent learners.
3rd grade perimeter worksheet uses visuals for effective learning
Perimeter worksheet 3rd grade PDFs use clear shapes, as well as shapes separated into segments, to illustrate perimeter problems. These visuals help kids see exactly how the sides add up to form the perimeter.
Note: Using visual models helps students understand the topic deeper and remember it better.
Perimeter missing side worksheet 3rd grade connect math with real life
Learning perimeter isn’t just academic, as it appears in daily life, such as when measuring rooms, fences, or gardens. These worksheets allow students to practice problems that help apply math in real-life situations.
Perimeter worksheets grade 3 introduce a foundational geometry concept
Perimeter is a basic yet crucial concept in math, which serves as a building block for more complex topics like area, volume, and even algebra. By asking your child to find the “distance around a shape,” these worksheets build a strong mental picture of geometric shapes and their properties.
Note: Early experiences with shapes and spatial reasoning are linked to long-term success in math later on.
Perimeter worksheet 3rd grade: Practice
Free printable perimeter worksheets 3rd grade give your child plenty of practice. They get to solve different types of problems using addition and multiplication, apply times tables when sides are equal, and work through irregular shapes. These printable worksheets are great for extra review and independent practice at home. For some more grade-relevant practice, you can check out the Math test for grade 3 page, filled with test-type exercises.
We have many more free third-grade worksheets on our 3rd Grade Math Worksheets page, which cover topics in both algebra and geometry. Have a look!
Perimeter worksheets 3rd grade: FAQ
What is a perimeter worksheet 3rd grade?
Perimeter worksheets for 3rd grade are printable sheets with math problems that ask students to calculate the distance around different shapes. They offer exercises with rectangles, squares, and other shapes for 3rd grade students, helping them improve their geometry skills.
How do you use perimeter worksheets grade 3 in a fun way?
You can use worksheets in a fun way by turning problems into mini challenges and games. You can time your child as they trace shapes and add sides, or, once they have solved the worksheet problems, let them “design” a park or playground outline and then calculate its perimeter.
What is the activity to teach perimeter worksheets grade 3, step-by-step?
To teach perimeter worksheets step-by-step, start with simple shapes like squares and rectangles. Have your child measure or count each side, write down the numbers, and add them together. Gradually move to more complex figures, and check their answers with the key together.
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