Help students build their number sense as they practice finding the least common multiple (LCM) in this helpful practice worksheet.

Use this glossary with the EL Support Lesson: Compare Common Denominators Methods.

This geometry activity calls for a blank sheet of paper, and an eye for angles. Students will construct common angles by following these simple instructions.

Children will learn how to identify the greatest common factor of two numbers in this engaging math worksheet.

Use these cards to help students compare two strategies that involve finding common denominators.

Use these vocabulary cards with the EL Support Lesson: Compare Common Denominators Methods.

In this fifth-grade worksheet, students will find common denominators in order to make adding fractions easier!

Learners will solve 12 three-digit subtraction problems in this engaging math worksheet.

Bus #3 needs to get to some houses! Help your child practice his number sense by looking for multiples of three.

Kids completing this third grade math worksheet multiply by 3 to solve each equation and also fill in a multiplication chart for the number 3.

Practice adding 3 to numbers within 10 with this first-grade addition worksheet!

Build complex structures out of common three-dimensional shapes in this hands-on worksheet!

Hone student's understanding of place value and three-digit numbers with this second grade math worksheet!

Find facts fast as you add 3 and subtract 3 in this engaging worksheet!

If your child is confident in their addition skills, challenge them to tackle addition with three numbers.

Sometimes the best way to learn 3-D shapes is a hands-on approach. Practice drawing cubes with this fun tutorial about drawing in 3-D.

Multiplying by 3 is easier than multiplying by other numbers because of a certain pattern. When you multiply any number by 3, the digits of the answer must add up to a multiple of 3.

Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Give students practice adding three-digit numbers within 1,000! 

Try this bright worksheet to give your first grader some at-home practice with adding three numbers!

This fun fraction worksheet introduces kids to the fraction 1/3.

Boost two- and three-digit subtraction skills with this comprehensive worksheet! 

Kids look for keywords to determine how to solve each problem with this three-step addition worksheet.

Use the worksheet to help students visualize addition number sentences with three addends. Kids build 10 cube trains using three different color cubes, color their trains, and then write out the equations.

Learners will solve 12 three-digit subtraction problems in this engaging math worksheet.

Learners will solve 12 three-digit subtraction problems in this engaging math worksheet.

Learners will solve 12 three-digit subtraction problems in this engaging math worksheet.

Learners will solve 12 three-digit subtraction problems in this engaging math worksheet.

Students will build familiarity with numbers within 30 as they race to fill three towers in this simple game.

Practice two strategies for solving three-digit subtraction problems.