In this lesson, students must become detectives to solve for the missing number in each subtraction problem. They will develop and use their powers of mathematical reasoning using number bonds to find differences.

In this lesson, students will construct their own number lines and bar models to find equivalent fractions.

In this lesson, students will practice identifying and modeling equivalent fractions by using number lines.

Teach your students to create equivalent fractions by multiplying by different fraction forms of 1 whole like 2/2 or 4/4. This lesson also includes drafts of area models.

Students will solve area problems by multiplying side lengths for rectangular shapes in real world contexts.

Discuss correct decimal placement using logical arguments and by multiplying whole numbers. Use this lesson as a standalone lesson or use it as support to the lesson Multiply Decimals.

One million is a hard number for young children to grasp. This lesson will help students understand how large of a number one million is and what is represents.

Make math colorful! Teach your students to find the factors of a number using the factor rainbow strategy.

It’s the beginning of the school year and your class needs supplies! Can your students successfully shop for everything they need and stay on budget? Find out in this real-world application of multiplying whole numbers by decimals.

Challenge students' understanding of multiplying fractions by whole numbers to help them form opinions about rules regarding scaling. Use this lesson on its own or as support for the lesson Multiplication as Scaling.

Build your students' number sense regarding place value by facilitating discussion! Use this as a stand alone lesson or alongside What is My Place Value?

Teach your students to use bar models and multiplication to find a fraction of a whole number.

Students will enjoy thinking about subject and verbs as two parts that must work together to form a clear idea. Students will create mixed-up sentences as a class, then write funny stories that peers can revise.

Teach your students to use tape diagrams to solve equations involving whole numbers and fractions.

BOOM! Have a blast teaching your students how to find and use patterns within the multiplication table to increase fluency with multiplication and build number sense.

Teach your students how repeated addition relates to multiplication. This lesson builds number sense and supports a conceptual understanding of multiplication.

Expand on your students' knowledge of base ten numbers with this lesson that introduces the students to the place and value of digits within a number.

Teach your students to decompose factors as a strategy to find multiples of 6, 7, 8, and 9. This lesson supports flexible thinking and number sense.

Analyzing and discussing arithmetic patterns builds a strong number sense in your students! Use this as a stand alone lesson or as a pre-lesson for Boom, Clap! Patterns in the Multiplication Table.

In this tactile lesson, students will understand how decimals relate to a whole number by using base 10 blocks in a whole new way!

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals.

In this lesson, students will learn how to understand that a fraction is a number that describes the relationship between a part and a whole.

Teach your students to add and subtract time using number lines. Your class will be gladly moving backwards and forward to the minute solving for related word problems.

The partial products strategy is essential for students to build a foundational understanding of place value as it relates to multiplication. This lesson may be taught on its own or used as a pre-lesson to Multiplying Multiples.

Let your students explore different strategies to figure out the missing number in an equation. Use this lesson on its own or as a support lesson for Missing Numbers: Math Review.

In this lesson, your students will use hands-on visuals to learn about fractions! Your students will love using manipulatives to practice placing fractions on a number line.

Get your students thinking about how the number line and the word problem are related! Use this lesson alongside Get There On Time: Elapsed Time Word Problems or on its own.

Teach your students whole numbers as fractions in three easy steps. Using this lesson plan your class will create, label and illustrate whole numbers as fractions on a number line.

Compare two different ways to use tape diagrams! This lesson discusses fractions and multiplication within tape diagrams. Use this lesson as support for the lesson Illustrating Fractions and Whole Number Products with Tape Models.

While there are many strategies out there to choose from, help your students focus on the number line strategy for solving elapsed time word problems. Use this lesson independently or alongside Beyond Just Addition.