Activity
AAA Math

Aaa Math: Complete a Numerical Sentence: Addition

For Students Pre-K - 1st Standards
Students can practice solving addition number sentences through the interactive learning exercises and games on this site.
Lesson Plan
Texas Instruments

Texas Instruments: Action Packed Addition Patterns

For Teachers Pre-K - 1st Standards
Students learn to use manipulatives and calculators to explore what happens when they change one number at a time in an addition number sentence. They record and develop the pattern that develops.
Lesson Plan
Better Lesson

Better Lesson: Any Order

For Teachers 2nd Standards
The numbers in an addition number sentence (addends) can be added in any order and the sum remains the same.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Llama Farm: Addition

For Students 1st - 2nd Standards
On this interactive site students learn to write addition facts in number sentences, add whole dollar amounts, and bridge to ten to help with addition.
Interactive
ABCya

Ab Cya: Clear It Addition

For Students 3rd - 5th
Clear It Addition is a fun game to practice and extend math fact fluency. Players must create number sentences that add up to the target numbers provided. Earn stars for extra points and clear the board before the timer runs out for...
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Sums of Ten [Pdf]

For Students 1st - 3rd Standards
Play a game with a partner to create number sentences with a sum of ten.
Activity
AAA Math

Aaa Math: Complete a Numerical Sentence Subtraction

For Students Pre-K - 1st Standards
Students can practice solving subtraction equations through these interactive learning exercises. Three games are also available to challenge students' understanding of the skill.
Lesson Plan
Better Lesson

Better Lesson: We Are All a Happy Fact Family

For Teachers 2nd Standards
Explore the relationship between addition and subtraction with this lesson. Help students understand that "every subtraction fact has a related addition number sentence, and every addition fact has a related subtraction number...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Expressing Multiplication Sentences

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to use repeated addition to express multiplication in a number sentence. The video is followed by additional problems for students to...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Mixed Operations Selecting the Incorrect Sentence

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video shows how to add and subtract three digit numbers with two operations in a number sentence to determine which number sentence does not match the correct...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Mixed Operations Selecting the Correct Sentence

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to add and subtract three digit numbers to determine which number sentence matches the correct solution. The video is followed by a series of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Addition: Complete the Addition Sentence

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] A video [0:56] and practice questions where students find a missing number in addition sentences with sums to 1000.
Unit Plan
CK-12 Foundation

Ck 12: Addition Sentences Up to Sum Ten

For Students Pre-K - 1st Standards
[Free Registration/Login may be required to access all resource tools.] The video uses pictures to determine which set of pictures represents the addition problem 3 + 6 = 9. The video is followed by practice problems.
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Equal Sums [Pdf]

For Students 1st - 2nd Standards
Students draw two cards and determine if the number sentences on them have equal sums.
Lesson Plan
Better Lesson

Better Lesson: Ways to Make 10 a Lesson on Decomposing

For Teachers K - 1st Standards
Students will learn what it means to represent a number in different ways and will begin to explore decomposing numbers. Included is a detailed lesson plan, link to an online game, worksheet, center ideas, and a "Ways to Make 10" chart.
Activity
Scholastic

Scholastic: Max's Math Adventures: Farmer Fred's Counting Farm

For Teachers 3rd - 5th
Add and rhyme with Farmer Fred, then use the activity sheet to work through some more farm addition. The teacher's guide and extra challenges will be helpful in lesson planning.
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Case of the Hatcher Hotel Heist

For Students K - 1st Standards
Help Math Maven solve this mystery! Items are missing from several hotel rooms, but some addition and subtraction clues have been left behind. Use your skills to figure out where the thief will strike next!
Activity
Scholastic

Scholastic: Max's Math Adventures: Good Bye Training Wheels!

For Teachers 3rd - 5th
Take a bike ride with Max and add up the miles he has traveled. Use the teacher's guide, activity sheet, and extra challenges to create an engaging learning experience!
Interactive
AAA Math

Aaa Math: Adding Three Digit Numbers

For Students 2nd - 5th Standards
Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...
Interactive
AAA Math

Aaa Math: Adding Seven Digit Numbers

For Students 3rd - 5th
This lesson is provided for by J. Banfill at AAAMath.com. Look over an example of adding seven digit numbers and then play this online game for practice. The game will keep track of your correct and incorrect answers, as well as give you...
Interactive
AAA Math

Aaa Math: Adding Three Numbers

For Students K - 1st Standards
Use this online game to practice adding three single digit numbers. The game gives running totals of your correct and incorrect answers, as well as a percent score of your correct answers.
Interactive
AAA Math

Aaa Math: Vertical Addition

For Students 1st - 5th
See examples of addition problems that are arranged vertically. There is also a game that allows you to practice your addition skills. The game keeps track of your correct and incorrect answers, it also gives a percentage score of your...
Interactive
AAA Math

Aaa Math: Adding Three Numbers

For Students K - 1st Standards
Find an explanation on how to add three numbers together using pencil and paper. There is also an online game that will keep running totals of your correct and incorrect answers. The lesson also gives you a percent score of the correct...
Activity
Scholastic

Scholastic: Max's Math Adventures: Card Castle Addition

For Teachers 3rd - 5th
Use this site to see how Max and Ruthie built a castle inside Max's room! Teachers will want to look through the extra challenges and the teacher's guide to help with creating engaging lesson plans.