Teach your students to add mixed numbers and improper fractions with the same denominator using the counting up strategy with number lines.

Help your students become detail-oriented mathematicians as they explore two strategies for multiplying a one-digit number by a multiple of 10. Use this as a stand alone lesson or alongside Multiplying by Multiples of 10.

In this lesson, students will explore the characteristics of arrays and find out why they are important. Use this lesson independently or alongside Come Array With Us!

Students will have fun learning the Read, Draw, Write (RDW) strategy on two-step, mixed operation problems. First they will learn RDW, and then they will practice it in a game called Four in a Row.

It's time to zoom in on the space between 0 and 1 on the number line! In this lesson, your students will get practice labeling different fractions on the number line.

Teach your students to use number lines as a strategy to multiply two single-digit factors.

Subtraction will be practiced through the use of a number chart, creation of subtraction problems, and a worksheet.

10, 20, 30, and up! In this lesson, students learn strategies for multiplying one-digit numbers by multiples of ten (10 through 90) through practice problems and playing a fun, hands-on game.

In this lesson, your students will use repeated addition to find the total number of objects in arrays. This lesson will help your students build upon the skills needed to learn multiplication.

Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Use this lesson to support students in learning how to write three-digit numbers as number names. This scaffolded EL lesson can be used alone or as a pre-lesson for All About Three-Digit Numbers.

Teach your students about money and fractions with this game! They’ll be converting fractions, citing money amounts, and even using a number line while playing a dice game.

With this movement-integrated lesson, students will use their energy to practice three-digit addition on a number line! Part of this lesson is designed for the outdoors, but the activities can easily be brought inside on a rainy day.

In this scavenger hunt lesson, students will look for rectangular arrays within their school environment. Whether it is a set of cubbies or windows, students will see that arrays are all around us.

Practice finding unknown numbers in addition equations using fun and silly word problems.

Help students discover how to show numbers in different ways while providing ample opportunities for students to contribute to conversations. Use as a pre-lesson to Let's Jump to Add Two-Digit Numbers or as a stand-alone lesson.

Let your students explore similarities and differences between arrays, and help them understand the commutative property of multiplication. Use this as a stand alone lesson or as a prelesson for Parking Lot Multiplication.

Help your students use multiplication to support their conceptual understanding of division. Use this lesson alone or as a pre-lesson for Division: Solving for Unknown Factors.

Let students stretch their problem solving skills in this lesson that teaches them how to solve problems where one-digit numbers are multiplied by multiples of 10.

Use this lesson to support students in understanding the symbols used to record numbers. This lesson can be used alongside Comparing Three-Digit Numbers or as a standalone, scaffolded EL support lesson.

Help your students discover patterns when multiplying by five.

Don't knock the dominoes over! In this lesson, your students will practice multiplying by 2's with dominoes.

Make sure your students understand the word problem before they begin to solve it! Use this as a stand alone lesson or a pre-lesson for Two-Step Word Problems with Mixed-Operations - Gamified!

Animals and spots are used to make multiplication interesting! In this lesson, students will practice multiplying one digit numbers.

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 learn how to add a one-digit number to a two-digit number. This will help students build upon the skills needed for regrouping larger numbers.

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.

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

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.