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Unlock your child's potential with our Grade 3 Addition Worksheets, designed to enhance addition skills through engaging and interactive drills. Perfect for third graders, these worksheets offer a variety of problems that bolster mathematical understanding and build a strong foundation for future learning. From basic sums to more complex equations, each sheet is crafted to challenge and inspire. Tailored to complement classroom lessons, these resources provide an excellent opportunity for practice and mastery at home. Let your child enjoy learning math and gain confidence in their addition abilities with these expertly designed, fun worksheets.


Check out this FREE Grade 3 Trial Lesson on Addition!

Standard Addition

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  • Grade 3
  • Addition skills
  • Addition
Base ten block worksheets for 3rd grade
Base ten block worksheets for 3rd grade

Base Ten Blocks Worksheet: Part 1

They promote numeracy and are a great substitute when kids don't have access to physical blocks.
Base Ten Blocks Worksheet: Part 1
Worksheet
Butterfly Addition Worksheet
Butterfly Addition Worksheet

Butterfly Addition Worksheet

This tracing sheet is great for kids to work on math skills and have fun too. Read the word problems to them, then help them trace the dotted lines to match the problem and number sentence to a picture. Not only is it educational, it's beautiful too - your kids will love learning about butterflies!
Butterfly Addition Worksheet
Worksheet
Addition with regrouping worksheet
Addition with regrouping worksheet

Addition with Regrouping Worksheet

Try this fun holiday-themed addition with regrouping worksheet! Kids can practice adding while regrouping using bright, colorful holiday images. It's a great way to make math exciting, and keep their interest piqued!
Addition with Regrouping Worksheet
Worksheet
Adding up to 1000 with Regrouping: Page 26
Adding up to 1000 with Regrouping: Page 26
Adding up to 1000 with Regrouping: Page 26
Worksheet
Adding up to 1000 Without Regrouping: Page 2
Adding up to 1000 Without Regrouping: Page 2
Adding up to 1000 Without Regrouping: Page 2
Worksheet
Adding Flower Petals Worksheet
Adding Flower Petals Worksheet

Adding Flower Petals Worksheet

This free worksheet helps little mathematicians learn to understand word problems. They'll read each one and match it to the corresponding picture. Important info is highlighted, teaching kids to look for key info when solving problems. Then they'll underline the correct number equation that matches the picture. A great way to practice problem-solving skills!
Adding Flower Petals Worksheet
Worksheet
Adding at the Hospital Worksheet
Adding at the Hospital Worksheet

Adding at the Hospital Worksheet

A hospital visit doesn't have to be scary for kids. With this worksheet, they can count along with doctors and nurses, by reading the word problems and tracing lines to the corresponding picture. Guide them through it and you'll help them have a fun experience.
Adding at the Hospital Worksheet
Worksheet
Sums and Differences Within 1 - Assessment 2 Worksheet
Sums and Differences Within 1 - Assessment 2 Worksheet

Sums and Differences Within 1 - Assessment 2 Worksheet

Help your kids practice math with these simple word problems. Read the question, discuss with them to form the equation and then check the answer. Give them a chance to sharpen their math skills!
Sums and Differences Within 1 - Assessment 2 Worksheet
Worksheet
Adding up to 1000: Page 37
Adding up to 1000: Page 37

Adding up to 1000: Page 37

Adding up to 1000: Page 37
Worksheet
Adding Up with Old MacDonald Worksheet
Adding Up with Old MacDonald Worksheet

Adding Up with Old MacDonald Worksheet

Old MacDonald needs help counting his animals! Give your little math whiz a fun challenge with a free PDF worksheet. They'll love counting the animals and doing basic addition with two or three addends. Who knew math could be so much fun on the farm?
Adding Up with Old MacDonald Worksheet
Worksheet
Sums and Differences Within 1 - Assessment 3 Worksheet
Sums and Differences Within 1 - Assessment 3 Worksheet

Sums and Differences Within 1 - Assessment 3 Worksheet

When we see 'more' or 'less', they usually refer to quantity. In Math, they indicate addition or subtraction. Help kids read aloud two simple word problems and figure out the correct equations for each. Check the correct equation afterwards.
Sums and Differences Within 1 - Assessment 3 Worksheet
Worksheet
Adding up to 1000: Page 15
Adding up to 1000: Page 15

Adding up to 1000: Page 15

Adding up to 1000: Page 15
Worksheet
Adding up to 1000 with Regrouping: Page 2
Adding up to 1000 with Regrouping: Page 2
Adding up to 1000 with Regrouping: Page 2
Worksheet


Addition skills are foundational to a child’s mathematical development, and parents and teachers should prioritize them, especially by Grade 3. By this stage, students are transitioning from simple arithmetic toward more complex mathematical concepts. Mastery of addition is crucial, as it underpins the understanding of other operations such as subtraction, multiplication, and division. Competence in addition enhances numerical fluency, enabling students to tackle multi-step word problems that require a precise and quick recall of basic facts.

A strong grasp of addition fosters confidence in mathematics, promoting a positive attitude towards the subject. This, in turn, encourages a willingness to engage with more challenging material, helping to prevent the math anxiety that can develop if foundational skills are weak. Teachers can often observe that students with a solid addition skill set find it easier to grasp higher-level concepts in later grades.

In everyday life, addition skills are practical and necessary. They are used for budgeting, cooking, shopping, and countless other daily activities. Developing these skills contributes to a child’s overall cognitive development, including problem-solving, logical reasoning, and concentration.

Both parents and teachers play a vital role in providing practice and reinforcement to ensure that children attain and sustain competence in addition, thereby laying the groundwork for a lifetime of successful mathematical learning and application.