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Help students gain a better understanding of three-digit numbers by providing students with opportunities to compare sets of three-digit numbers. Use as a stand-alone activity or alongside the lesson Building My Math Fluency. 

Thinking About Three-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.

Writing Three-Digit Number Names

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

Comparing Strategies for Three-Digit Addition

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Three-Digit Addition Strategies Review

Students will get a chance to use multiple methods to compare three-digit numbers. They will also get practice using greater than and less than symbols to show their answers. 

Comparing Three-Digit Numbers

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings. 

Three-Digit Addition with Base-Ten Models

Students will get to explore three-digit numbers through base-ten blocks and written form. Students will get plenty of practice identifying the place values of a number both individually and with the class.

All About Three-Digit Numbers

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.

Multiplying One-Digit Numbers By 10

What does it mean to expand a number? Use this lesson plan to help your students understand how to write the expanded form of two-digit numbers.

Let's Stretch the Values! Writing Two-Digit Numbers in Expanded Form

Help your students understand place values with this lesson that catches their interest using a story book. Students will go one to play a riddle game both in a group and individually.

Place Value: Digit Game

Use this lesson to familiarize students with the place value of each digit within a three-digit number, along with practicing the written form of three-digit numbers. Use prior to teaching Place Value Hop or as a stand alone activity.

Understanding Place Value

Help students use two strategies that will help them figure out which three-digit number is greater than, less than, or equal to another three-digit number. Use on its own or with Let's Compare! Place Value Disks & Three-Digit Numbers.

Comparing Values

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.

Adding it All Up

Can you break a ten? An everyday exchange of money can help students think about regrouping to subtract. Students will use bundled popsicle sticks to see how values grouped into tens can be regrouped into ones to allow us to subtract. 



Regrouping with Popsicle Sticks: Double-Digit Subtraction

Name that hero! In this lesson, your students will practice adding two digit numbers together. They will get more comfortable adding bigger numbers together, making it easier to add three digit numbers later on.

Math Heroes

Help your students make sense of the greater than, less than and equal to in this interactive lesson! Your students will have opportunities to compare either two-digit or three-digit numbers.

Greater Than, Less Than, Equal To Game

Guide students to use base ten blocks to solve two-digit by one-digit addition problems with regrouping. This lesson can be used independently or paired with the lesson Adding it All Up. 

Using Regrouping to Add

In this lesson, your students will compare numbers to one thousand using place value charts and symbols. Your students will love practicing with numbers!

Greater Than, Less Than: Comparing Three-Digit Numbers

Help students learn the academic vocabulary and symbols used to record the results of comparing two three-digit numbers. This lesson can be used as a stand-alone activity or prior to Greater Than, Less Than: Comparing Three-Digit Numbers.

More, Less, or the Same?

Teach your students to use an area model to solve multiplication problems with a two-digit factor.

Multiplication with Area Models

Dive into understanding place value by using place value disks to represent and compare numbers. 

Let’s Compare! Place Value Disks & Three-Digit Numbers

Double-digit trouble? No problem! Your students will practice their decomposing and regrouping skills in this lesson.

Double Trouble: Subtraction Practice

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

Animal Spots: Multiplication Practice

Let’s make subtraction real! In this lesson, students dive into three-digit subtraction by solving real-world word problems. 

Subtraction Stories

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

Number Line Multiplication

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

Fluently Subtracting within 1000

In this lesson, students will add three-digit numbers using expanded form addition and standard algorithm addition. They'll explain their answers and highlight the steps for each of the strategies.

Addition with Regrouping

Teach your students to use skip counting as a strategy to multiply two single-digit factors.

Skip Counting to Understand Multiplication

Students will learn how to find the actual value of three-digit numbers with this activity that has them use manipulatives to create the expanded form of a number.

Place Value Tower

In this engaging, hands-on lesson, students solidify their understanding of place value by adding and regrouping two-digit numbers using M&Ms.

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