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Showing Results for three digit and regrouping

Teach your students to multiply a 3-digit factor by a 1-digit factor using base ten models and the standard algorithm. 

3-Digit Multiplication

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

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

In math, mistakes are welcome! This lesson helps your students identify and fix errors made while comparing three- to four-digit numbers. Teach the lesson on its own or as support to the lesson Let's Compare Whole Numbers!

Mistakes in Comparing Multi-Digit Numbers

Let's solve multi-digit division problems! Students will feel more confident with their division than ever with this lesson that helps them practice dividing multi-digit numbers.

Multi-Digit Division

Get your students comfortable with discussing multiple strategies to solve subtraction problems with this lesson on two- and three-digit subtraction. It may be taught independently or as support for the lesson Subtraction with Regrouping.

Discussing Subtraction Strategies

Teach your students to confidently follow the steps of regrouping in subtraction problems. Use this as a stand alone lesson or alongside *Regrouping with Popsicle Sticks: Double-Digit Subtraction*.

Get Together to Regroup

Teach your students to draw an array using base ten notation to solve multiplication problems with two two-digit factors.

Base Ten Arrays for Multi-Digit Multiplication

What do you use to make what you need? Resources! Students will explore the three kinds of resources producers use to create the products the use and sell. 

One, Two, Three Resources!

Master rounding and estimating skills by having students challenge their classmates in the Make a Big Difference game. Roll three dice two times to arrive at two three-digit numbers. The largest difference wins!

Make a Big Difference

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

Fluently Subtracting within 1000

Teach your students to edit peer writing with a three-step process that will improve their writing skills and overall confidence. In this lesson, students will practice editing short pieces of writing using specific criteria.

Three-Step Peer Editing

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

In Fact or Opinion: Part 3, your students will take what they learned from the previous lessons and apply it by writing their own personal opinion essays.

Fact or Opinion: Part 3

Help students develop compare and contrast skills while they examine multi-digit addition models. This lesson can be used independently or in conjunction with the lesson Addition with Regrouping.

Compare & Contrast Addition Strategies

What’s the missing link? In this lesson students will explore missing factors using three digit numbers. Using their knowledge of skip counting, students will determine the missing links.

Strategic Links

Students will have fun adding larger numbers using an open number line, first by practicing and then playing a dice game in pairs or triads called Go Froggie!

Adding Three-Digit Numbers on an Open Number Line with Froggie Game

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

Subtraction with Regrouping

It’s time to learn a new strategy! Teach your students to use the partial quotients strategy to solve long division problems with one-digit divisors and no remainder.


Using the Partial Quotients Strategy for Division with One-Digit Divisors

With this pastry themed lesson, your students will apply addition strategies to solve two-step, three-digit addition word problems. Finding the solutions will be sweet!

Sweet Solutions

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.


Hop! Hop! Hop!: Strategic Number Lines

Help your students discover the power behind base ten drawings! Regrouping is a challenge for many students, but with this hands-on lesson, your students will be empowered with a new strategy to tackle difficult regrouping problems.


Strategic Drawings

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

Facilitate an exploration and comparison of multiplication strategies for your students to see the variety of ways to solve the same problem. Use this lesson on its own or teach it prior to the lesson Multiplication: Musical Chairs.

Multi-Digit Multiplication Strategies

Your students will go bonkers for bingo as they play this baffling multiplication game! Who will get five in a row first?

Multiplication Bingo: Two-Digit Numbers

Our community relies on different kinds of resources to operate successfully. In this lesson, your students will learn how capital, human, and natural resources are all important for the functioning of a productive society.

3 Types Of Resources

Equip your students with three great strategies to analyze place value and compare whole numbers up to the thousands place.

Let's Compare Whole Numbers

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

Animal Spots: Multiplication Practice

Introduce your students to multiplying multi-digit numbers with this lesson that gives them plenty of practice and has them play a game with a partner that makes the lesson fun!

Multiplying Multiples

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

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Showing Results for three digit and regrouping