Unit Plan
Oswego City School District

Regents Exam Prep Center: Adding and Subtracting Polynomials

For Students 9th - 10th Standards
A detailed explanation of polynomials and like terms is followed with many examples of how to add and subtract them. Lessons for the teacher as well as interactive examples for the students provide plenty of opportunities for practice....
Lesson Plan
PBS

Pbs Kids Afterschool Adventure!: Operation: Adding Up, Taking Away Activity Plan

For Teachers 1st - 3rd
For this week's Afterschool Adventure, children will practice and explore strategies for solving addition and subtraction problems, such as using counters and rulers, performing mental math, and drawing pictures. As children encounter...
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
Can Teach

Can Teach: Who Has More or Less?

For Teachers 2nd - 4th
Want to practice addition and subtraction skills in a new and exciting way? Use this online math lesson card game activity.
Lesson Plan
PBS

Pbs Kids Afterschool Adventure!: Operation: Rainbow Math Activity Plan

For Teachers Pre-K - K
Red apples, orange candles, yellow stars, green frogs, and blue, indigo, and violet flowers-they all add up to Rainbow Math fun! During this adventure children learn the colors of the rainbow as they practice counting, adding and...
Interactive
Cool Math

Coolmath: Coolmath4kids: Speedway Adding Fractions

For Students 3rd - 5th Standards
Add and subtract fractions to win the race in this multiplayer game!
Interactive
National Council of Teachers of Mathematics

The Math Forum: "Make One" Operations W Fractions Game

For Students 9th - 10th Standards
This card game will help students review the basic operations with fractions. The materials needed, the rules of the game, and several follow-up activities are provided here for the teacher as a lesson plan.
Interactive
Fun Brain

Fun Brain: Soccer Shootout (Fractions and Whole Numbers)

For Students 3rd - 5th
Using fractions and whole numbers, score goals and block your opponent's goals by correctly answering addition, subtraction, multiplication, and division problems. Four levels of play--easy, medium, hard, and super brain--to test your...
Lesson Plan
Other

Sumdog Teacher Portal: One More, One Less

For Teachers Pre-K - 1st
This engaging lesson plan introduces students to basic addition and subtraction by adding or subtracting one. Teachers can create a free Sumdog account and usernames for their students to practice the skills through online learning games.
Lesson Plan
Alabama Learning Exchange

Alex: Polynomial Subtraction

For Teachers 9th - 10th Standards
Students will review the meaning of vocabulary relevant to subtracting polynomials such as opposites and the definition of subtract. They will be presented with examples of subtracting polynomials both vertically and horizontally. They...
Activity
University of Cambridge

University of Cambridge: Nrich: Game Asteroid Blast

For Students Pre-K - 1st Standards
Use this game to improve your addition, subtraction, multiplication, and division basic facts. Practice all these skills and have fun at the same time! There is a "Get Printable Page," link at the top to print out the materials you need.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Wild Jack

For Students Pre-K - 1st
This math game is great for practice using all the operations: addition, subtraction, multiplication, and division. All you need is a deck of regular playing cards. Just follow the directions and you are in business.
Activity
University of Cambridge

University of Cambridge: Nrich: Routes 1 and 5

For Students 3rd - 8th Standards
Sharpen your logic and basic arithmetic skills while working on this challenge. Solution.
Interactive
Arcademics

Arcademics: Skateboard Pups

For Students 2nd - 5th
Multiplayer math game where puppy teams on skateboards race by solving two-step math problems.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Dojo: Money

For Students 3rd - 5th
Students will play learning games to explore money in different ways, such as identifying, adding, and subtracting values.
Interactive
Shodor Education Foundation

Shodor Interactivate: Arithmetic Four

For Students K - 1st Standards
You can challenge a friend to play this game to practice your arithmetic skills. Be ready because any kind of problem can pop up. You can adjust the problems to make them harder and also to give you less time.
Interactive
Fun Brain

Fun Brain: Tic Tac Toe Squares (Math Facts Games)

For Students 5th - 8th Standards
Players practice adding, subtracting, multiplying, and dividing skills while playing virtual Tic Tac Toe. They can also try their hand at squares, cubes, and square roots.
Interactive
ABCya

Ab Cya: Molly Adds & Subtracts From 10

For Students K - 1st Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 10. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
Interactive
ABCya

Ab Cya: Molly Adds & Subtracts From 20

For Students 1st - 2nd Standards
This educational activity provides word problems with manipulatives for kids to practice adding and subtracting within 20. The word problems are read aloud and have objects that can be used for counting. Children may need assistance from...
Activity
AAA Math

Aaa Math: Equations

For Students 3rd - 8th
This tutorial explains evaluating expressions, inequalities, the addition of equations, and subtraction of equations. Each section has an explanation, interactive practice, and challenge games.
Unknown Type
Varsity Tutors

Varsity Tutors: Aplus Math: Non Java Flashcards (Mixed Topics)

For Students 3rd - 8th
Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...
Interactive
Scholastic

Scholastic: Math Facts

For Students 3rd - 5th
This one page website from Scholastic offers two math facts games and a secret code idea all to help you remember your math facts.
Unknown Type
Varsity Tutors

Varsity Tutors: Aplus Math: Timed Flashcards

For Students Pre-K - 1st
Practice your basic facts in addition, subtraction, multiplication, and division using these timed flashcards. Answers must be completed within a ten second time frame. Choose to play a set of twenty-five or fifty flashcards per session.
Interactive
Quia

Quia: Math Journey

For Students 1st - 8th Standards
In this online game London is your starting place! This game lets you practice addition, subtraction, multiplication, division and rounding as you "Travel," around the world. You can also choose the level of difficulty