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Reinforce your child's three-digit addition skills with this ski-themed learning adventure!

 Ski Racer: Three-Digit Addition and Finding 100 More

If students are confused about how to complete three digit subtraction problems with missing factors, let them work through this explanatory exercise.


Three Digit Subtraction and Missing Factors 

This exercise helps students simplify three digit numbers they are working with by rounding to the nearest 10.


Rounding Three-Digit Numbers to the Nearest 10

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

Practice solving word problems by using one of the following multiplication strategies: create an array, skip counting, repeated addition, or writing a multiplication sentence. Part three of three.

Hooray for Arrays: Multiplication Word Problems (Part Three)

Help your child hone their three-digit subtraction skills with this digital learning adventure!

Ski Racer: Three-Digit Subtraction and Finding 10 Less

Get ready to add 10 more! Analyze expressions like "110 + 10" and calculate three-digit sums.

Match: Three-Digit Addition and Finding 10 More

Use these vocabulary cards with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Vocabulary Cards: Comparing Strategies for Three-Digit Addition

Help students simplify their math studies with this exercise on rounding three digit numbers to the nearest hundred.


Rounding Three-Digit Numbers to the Nearest Hundred

Build up second graders’ math knowledge with a diving game about three-digit addition.

Treasure Diving: Finding 10 More Three-Digit Addition

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

Water Rafting: Finding 10 More Three-Digit Addition

Make three-digit subtraction easier with this helpful second-grade worksheet!

Place Value Chart Subtraction Without Regrouping: Differences Within 1,000 #3

Challenge yourself to solve three-digit addition problems in this colorful worksheet!

Place Value Chart Addition Without Regrouping: Sums to 1,000 #3

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

Practice three-digit addition using open number lines with this second-grade math worksheet!

Adding Three-Digit Numbers on an Open Number Line #1

This exercise shows students how to simplify complex two-step word problems that involve three-digit subtraction.


Three-Digit Subtraction and Two-Step Word Problems

Take the difficulty out of three digit subtraction with this exercise that shows students how to reach the correct answer using a number line.


Three-Digit Subtraction on a Number Line

What happens when you take 10 away? Practice finding 10 less in this three-digit subtraction game.

Treasure Diving: Finding 10 Less Three-Digit Subtraction

Practice three-digit subtraction using an open number line with this second-grade math worksheet!

Subtracting Three-Digit Numbers on an Open Number Line #1

How are your students coming along in their three-digit addition skills? Use this spring math assessment to gauge your students' abilities to add within 1,000.

Spring Three-Digit Addition Check-in

Are your students' math skills greater than or less than your expectations? Use this quick assessment to gauge your second graders' understanding of three-digit numbers.

Comparing Three Digit Numbers Check-in

Add 100 to three-digit numbers and find the matching sums in this exciting Dino Fishing game.

Dino Fishing: Three-Digit Addition and Finding 100 More

In this lesson, your students will explore reading with technology with "Goldilocks and the Three Bears." Students will use a graphic organizer to reflect on this story.

Goldilocks and the Three Bears: Key Details

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

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Three-Digit Addition: Part 2

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

Polish your three-digit rounding skills and round to the nearest hundred in a fun math race.

Water Rafting: Rounding Three-Digit Numbers to the Nearest Hundred

Practice rounding three-digit numbers while reeling in prehistoric fish in this unique math game.

Dino Fishing: Rounding Three-Digit Numbers to the Nearest Hundred

Students learning how to perform three digit addition in two step word problems will appreciate the clear instructions in this exercise.


Three-Digit Addition and Two-Step Word Problems

How are your students coming along in their three-digit subtraction skills? Use this spring math assessment to gauge your students' understanding of regrouping and abilities to subtract within 1,000.

Spring Three-Digit Subtraction Check-in

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