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3rd - 7th Grade Number Theory Resources : Page 2

Use this handout to provide students with a fun math-centered challenge in honor of Pi Day!

The First 1,000 Digits of Pi

Students build their number sense as they practice finding the least common multiple of whole numbers in this two-page math worksheet.

Practice Finding the Least Common Multiple

Give students practice identifying prime numbers with this fun this maze activity!

Identifying Prime Numbers Maze

Does your child know the difference between a prime number and a composite number? Help them learn the difference with this simple worksheet.

Prime Numbers vs Composite Numbers

Hone mental math skills and boost knowledge of factors and multiples in this skateboarding adventure.

Dino Skateboarding: Find the Factors

Students build their number sense by finding&nbsp;the multiples of whole numbers in this fourth-grade math worksheet!

Find the Multiples

Give your learners a fun opportunity to celebrate Pi Day with this unique coloring worksheet!

Color the First 100 Digits of Pi

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

In Your Prime

Introduce your child to factor trees with this simple algebra worksheet.

Fill in the Factor Tree

What is a prime number? A number is prime when it is only divisible by 1 and itself. Help your little mathematician recognize prime numbers.

Finding Prime Numbers

Students will match a product to its factor tree and list of prime factors in this interactive activity.

Matching Factor Tree Cards

Think about the importance of determining the factors of a product.

Factor or Not?

Grow your fourth grader's number sense skills with this fishing-themed math game! 

Dino Fishing: Composite Numbers

Use this glossary with the EL Support Lesson: Multiples and Skip Counting.

Glossary: Multiples and Skip Counting

Use your multiplication skills to find factors of 60 and better understand time.

Factors of 60

Learners differentiate between prime and composite numbers while unearthing dinosaur bones.

Dino Bones: Prime Numbers

Use this glossary with the EL Support Lesson: Factor Friend or Foe?

Glossary: Factor Friend or Foe?

Players race to determine which answer choice is not a factor of the given number.

Dino Skateboarding: Which Factor Does Not Belong?

This worksheet gives students practice identifying multiples of a number.

Which Is Not a Multiple?

This multi-part worksheet helps students practice identifying the differences between regular and irregular hexagons while also reviewing their knowledge of composite and prime numbers.

More Amaz-ing Hexagons!

Understanding how our ten number system works enables students to see interesting and useful patterns and relationships in these math activities. These patterns allow students to develop more efficient mental math strategies when multiplying by multiples of 10 or 100. Students will also review rounding and apply this skill to larger numbers - up to 100,000’s place.

Number Sense 3

Give your child prime number practice with this simple worksheet.

Prime Number Practice

Players use their knowledge of factors and multiples to help their dinosaur win this math battle.

Dino Crunch: Finding Multiples

Help Roly to catch all the dinos in this high-flying fourth grade math game! 

Dino Pet Drop: Identifying Multiples (Game 1)

Boost learners' grasp of number theory with this online math game all about factors and multiples!

Jumpy: Which Factor Does Not Belong?

Use these vocabulary cards with the EL Support Lesson: Multiples and Skip Counting.

Vocabulary Cards: Multiples and Skip Counting

Use these vocabulary cards with the EL Support Lesson: Factor Friend or Foe?

Vocabulary Cards: Factor Friend or Foe?

Use these vocabulary cards with the EL Support Lesson: Conversations About Prime and Composite Numbers.

Vocabulary Cards: Conversations About Prime and Composite Numbers

Use this glossary with the EL Support Lesson: Doubling Multiples for Division.

Glossary: Doubling Multiples for Division

Use these vocabulary cards with the EL Support Lesson: Doubling Multiples for Division.

Vocabulary Cards: Doubling Multiples for Division

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