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5th - 8th Grade Common Core Number Theory Educational Resources : Page 2

Give students a chance to demonstrate their understanding of real numbers with unique math worksheet!

Real Numbers: Always, Sometimes, Never

Build number sense skills while practicing finding the least common multiple in this matching game!

Match: Least Common Multiple

Practice approximating irrational numbers on number lines with this eighth-grade math worksheet!

Approximating Irrational Numbers on Number Lines

How well do you know your rational and irrational numbers? Find out with this number sense game! 

Dino Crunch: Irrational Numbers

One way to tackle division is to turn it into multiplication. In this exercise, read the division question &mdash; then ask yourself a multiplication question!

Division: Factor Fun

Practice rewriting expressions as products using the distributive property of multiplication in this sixth-grade math worksheet.

Factor Using the Distributive Property

Boost your learner's understanding of number theory and prime and composite numbers with this sixth-grade math worksheet all about factorization!

Prime Factorization

Students practice solving a variety of equations, then determine if the answer is a prime number.

Which Numbers Are Prime?

Students familiarize themselves with pre-algebra concepts and vocabulary — including factors, base numbers, exponents, variables, and value — in this introductory overview. This workbook offers plenty of hands-on practice so that students can gain confide

Power Play: Exponents and Equations

Become a GCF master with this math worksheet! Practice finding the greatest common factor of 2 or 3 numbers ranging all the way up to 100.

Practice Finding the Greatest Common Factor

Teach your students to use factor rainbows to find the greatest common factor of two given numbers.

Greatest Common Factor

Find the greatest common factor (GCF) using the&nbsp;prime factorization method with this sixth-grade practice worksheet!

Find the Greatest Common Factor By Prime Factorization #3

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

Integrate the standard algorithm with place value ideas in this worksheet about division.

Division: Listing Multiples

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

Dino Skateboarding: Which Factor Does Not Belong?

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

Vocabulary Cards: Doubling Multiples for Division

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

Glossary: Doubling Multiples for Division

Teach your students to use partial products as a strategy to multiply multi-digit numbers. 


Multiplication with Partial Products

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