# Search Number Theory Educational Resources

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Number Theory
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Math Mixed Review Part 1: Flying Through Fourth Grade
Worksheet
Math Mixed Review Part 1: Flying Through Fourth Grade
From multi-digit subtraction to identifying prime numbers, assess each student’s mastery of a variety of fourth-grade math skills.
Math
Worksheet
Division: Factor Fun
Interactive Worksheet
Division: Factor Fun
One way to tackle division is to turn it into multiplication. In this exercise, read the division question — then ask yourself a multiplication question!
Math
Interactive Worksheet
Master Multiplication
Workbook
Master Multiplication
These math worksheets apply multiplication to the real world with interactive games and word problems that address multiplying double-digit numbers, place values and the properties of operations.
Math
Workbook
Fourth Grade Independent Study Packet - Week 4
Workbook
Fourth Grade Independent Study Packet - Week 4
Fourth graders tackle math riddles, reading, science and more in this comprehensive week 4 packet.
Social emotional
Workbook
Workbook
These math exercises will help your child practice finding coordinates, solving integer problems and factoring numbers to boost his or her algebra skills.
Math
Workbook
Least Common Multiple: Part 1
Worksheet
Least Common Multiple: Part 1
Students build their number sense as they practice finding the least common multiple of whole numbers in this math worksheet!
Math
Worksheet
It's a Maze of Hexagons!
Worksheet
It's a Maze of Hexagons!
Students practice identifying prime numbers, regular polygons, and irregular polygons!
Math
Worksheet
Fourth Grade Independent Study Packet - Week 5
Workbook
Fourth Grade Independent Study Packet - Week 5
This independent study packet for fourth graders offers Week 5 of our best at-home learning opportunities.
Workbook
Factor Using the Distributive Property
Worksheet
Factor Using the Distributive Property
Practice rewriting expressions as products using the distributive property of multiplication in this sixth-grade math worksheet.
Math
Worksheet
Find the Greatest Common Factor By Prime Factorization #1
Worksheet
Find the Greatest Common Factor By Prime Factorization #1
Use this number theory worksheet to practice finding the greatest common factor of two numbers by finding the prime factorization!
Math
Worksheet
Number Sense 3
Guided Lesson
Number Sense 3
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.
Math
Guided Lesson
Power Play: Exponents and Equations
Workbook
Power Play: Exponents and Equations
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
Math
Workbook
Practice Finding the Greatest Common Factor
Interactive Worksheet
Practice Finding the Greatest Common Factor
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.
Math
Interactive Worksheet
Prime Factorization
Worksheet
Prime Factorization
Boost your learner's understanding of number theory and prime and composite numbers with this sixth-grade math worksheet all about factorization!
Math
Worksheet
GCF and LCM: Crack the Code
Worksheet
GCF and LCM: Crack the Code
Give your learners practice finding the greatest common factor (GCF) and the least common multiple (LCM) with this fun code-breaking worksheet!
Math
Worksheet
Finding Factors
Worksheet
Finding Factors
With this worksheet, your child will be learning about factors, and they'll be getting multiplication practice as they go.
Math
Worksheet
Multiplication: Hop Along the Number Line (Part One)
Worksheet
Multiplication: Hop Along the Number Line (Part One)
Hop to it! Help Hoppy the Frog Bot hop along the number lines in this multiplication worksheet.
Math
Worksheet
Find the Greatest Common Factor By Prime Factorization #2
Worksheet
Find the Greatest Common Factor By Prime Factorization #2
Grow students’ math skills with more practice finding the greatest common factor by using factor trees to find the prime factorization.
Math
Worksheet
Which Numbers Are Prime?
Worksheet
Which Numbers Are Prime?
Students practice solving a variety of equations, then determine if the answer is a prime number.
Math
Worksheet
Least Common Multiple: Part 3
Worksheet
Least Common Multiple: Part 3
Help students build their number sense as they practice finding the least common multiple (LCM) in this helpful practice worksheet.
Math
Worksheet
Jumpy: Find the Multiples
Game
Jumpy: Find the Multiples
Players navigate rivers and streets while demonstrating their knowledge of factors and multiples.
Math
Game
Least Common Multiple: Part 2
Worksheet
Least Common Multiple: Part 2
Students continue to hone their understanding of how to find the least common multiple in this math practice worksheet!
Math
Worksheet
Find the Greatest Common Factor By Prime Factorization #3
Worksheet
Find the Greatest Common Factor By Prime Factorization #3
Find the greatest common factor (GCF) using the prime factorization method with this sixth-grade practice worksheet!
Math
Worksheet
LCM: Crack the Code
Worksheet
LCM: Crack the Code
Give your students practice finding the least common multiple (LCM) with this fun code-breaking worksheet!