Lesson Plan
Curated OER

Addition and Subtraction Facts to 20 - Manipulative

For Teachers 1st - 3rd
Here is a good lesson plan that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Worksheet
Math Salamanders Ltd.

Addition Up to 20, Sheet 3

For Students 1st - 3rd Standards
This activity focuses on adding numbers to sums of 20. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website are given for additional activities.
Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Fact families, and the relationship between addition and subtraction are the foucs of this lesson plan. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to...
Lesson Plan
Houghton Mifflin Harcourt

Addition and Subtraction Facts to 20

For Teachers K - 2nd Standards
First graders act out number stories from number cards. In order to learn about addition and subtraction up to 20 lesson, learners become the manipulatives and line up to show the number stories.
Worksheet
Curriculum Corner

Spring Find a Fact Addition

For Students 1st - 3rd Standards
Test scholars' knowledge of addition facts with a festive worksheet that makes adding a two-person game. Pairs examine a grid of numbers to locate and color addition facts. Last person to color three squares wins! 
Worksheet
Maths Blog

Make 20

For Students 1st - 3rd Standards
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
Worksheet
Math Salamanders Ltd.

Addition—Up to 12 Sheet 1

For Students 1st - 2nd Standards
In this addition facts worksheet, learners solve 20 basic addition facts. Both addends are single digits. This sheet includes facts up to twelve.
Worksheet
Math Salamanders Ltd.

Addition - Up To 20 Sheet 6

For Students 1st - 2nd Standards
For this addition worksheet, learners use their knowledge of addition facts to fill in the missing numbers in two addition charts.
App
Key Stage Fun

Squeebles Addition & Subtraction

For Students K - 3rd Standards
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom...
Lesson Plan
Illustrative Mathematics

Kiri's Mathematics Match Game

For Teachers K - 2nd Standards
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
Activity
1
1
Laura Candler

In the Dog House

For Teachers 2nd - 4th Standards
Teach your young pups some new tricks with this math facts activity. Using a deck of cards and the included game board, pairs of young mathematicians draw cards and attempt to make products that are larger than their partners'...
Lesson Plan
Curated OER

Solve Story Problems: Sold! A Mathematics Adventure

For Teachers K - 2nd
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Lesson Plan
Curated OER

Rice Cookies Addition

For Teachers 4th
Fourth graders practice adding rice cookies. In this mental math lesson, 4th graders get into groups and call out numbers to each other to add mentally. Students use the rice cookies to show the answer.
Lesson Plan
1
1
Curated OER

Using Counting-on Strategy for Purchasing

For Teachers 9th - Higher Ed
Intended for learners with autism and developmental disabilities, this lesson uses the strategy of counting-on to enhance independent shopping skills. Learners will practice counting on to the next dollar value in order to purchase items...
Lesson Plan
Curated OER

Addition

For Teachers 1st - 3rd
Explore the concept of number bonds with your young elementary students. They will become familiar with the number bonds to 10, 20, and 100, and then play games to practice these skills. This is a differentiated lesson which includes an...
Worksheet
abcteach

Simple Integer Addition

For Students 2nd - 4th Standards
Add to your collection of math resources with this skills practice activity. Offering dozens of addition problems with sums less than 100, this resource is a simple way to hone the basic skills of young mathematicians.
Worksheet
Houghton Mifflin Harcourt

Intensive Math

For Students 5th - 8th Standards
Three chapters worth of integer, fraction, and decimal problems to give you every type of question your learners need to be a successful mathematician. Thankfully the work has been done for you and this is a huge resource full...
Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Students act out computation problems. In this addition and subtraction lesson, students act out an addition story and write an addition sentence for it. Students continue this activity and answer the provided questions.
Lesson Plan
Curated OER

Balancing Discoveries

For Teachers Pre-K - 2nd
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Lesson Plan
Curated OER

Ten Frame

For Teachers Pre-K - 2nd
Students add numbers to ten.  In this addition to ten lesson, students play the Ten frame interactive game to learn about addition and facts to number ten.
Organizer
Curriculum Corner

Academic Math Vocabulary

For Students 2nd - 4th
The ABCs of math are so important. Find commonly used math terms in a 42-page packet. Each page has the word, a place to write the definition, and a place to give specific examples of the term. A must-have for all math classrooms!
Lesson Plan
Curated OER

Yummy Gummy Subtraction

For Teachers K - 3rd
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Lesson Plan
Curated OER

Two-Digit Addition With Regrouping

For Teachers 2nd
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
App
ABCya

Math Bingo

For Students 3rd - 6th Standards
It's sometimes the simple games that really grab a learner's attention. With this game-like app, young mathematicians can practice addition, subtraction, multiplication, and division facts. When they reach new high scores, they collect...