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Showing Results for rounding three digit : Page 2

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

Fluently Subtracting within 1000

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

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

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

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 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

Engage students in comparing three-digit numbers by playing a fun game. Through this lesson, students will gain hands-on experience with using their knowledge of place value to compare numbers. 


Making Bigger & Smaller Numbers

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.

Which Number is the Greatest?

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

Use this scaffolded EL support lesson to help students learn the strategy of decomposing three-digit numbers to add their place values. This lesson can be used alone or prior to teaching Composing and Decomposing to students.

Decomposing and Adding Place Values

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.

Base-Ten Blocks

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

Challenge students to talk about rounded numbers to the millions place value. Use this lesson as a standalone lesson or as support to the lesson Numbers All A-Round.

Rounding Roundtable

Do you feel like your students are on a merry-go-round when it comes to rounding? This lesson will give your student control of the “ride” and give them tools to use when rounding.

Round and Round We Go

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 round to the thousands place using number lines. 

Rounding with Number Lines

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

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?*

Place Value and Rounding

A line, an arrow, and a simple rule are all that separate students from rounding success. This lesson will give young mathematicians an engaging overview of place values and rounding.

Round ‘Em Up!

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

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

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

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

With this activity, students will identify shapes, build 3-D shapes, and practice describing shapes with a partner.

Shape Models

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

Animal Spots: Multiplication Practice

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

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

Number Line Multiplication

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

Multiplication with Area Models

Get your students moving as they learn how to round whole numbers. In this lesson your students will use number lines and kinesthetic movement to practice rounding numbers to the nearest ten or hundred.

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