Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Three or More Numbers

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] This is a set of practice problems where students are given word problems where they have to add or subtract 3 or more 1-digit numbers.
Unit Plan
Khan Academy

Khan Academy: Find the Missing Number (Add and Subtract Within 100)

For Students 1st - 3rd Standards
Practice solving problems like "___ - 45 = 27" where you have to figure out the missing value in an addition or subtraction equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
Interactive
ABCya

Ab Cya: Math Man Jr.

For Students K - 1st Standards
Math Man Jr. is an elementary activity to practice addition and subtraction math facts. Solve math problems and avoid the ghosts! Fun for children of all ages!
Interactive
ABCya

Ab Cya: Math Man + X /

For Students 4th - 6th Standards
Math Man is an elementary activity to practice addition, subtraction, multiplication and division math facts. Solve math problems and avoid the ghosts! Fun for children of all ages!
Interactive
Math Playground

Math Playground: Thinking Blocks Junior: Addition

For Students 2nd - 3rd Standards
Learn how to solve addition word problems by first creating a visual model.
Unknown Type
Khan Academy

Khan Academy: Practice: Add and Subtract Within 100 Word Problems 2

For Students 2nd - 3rd Standards
Practice adding and subtracting within one hundred with these multiple-choice problems.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract on the Number Line Word Problems

For Students 1st - 3rd Standards
Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Solve Problems With Bar Graphs 2

For Students 1st - 3rd Standards
Use bar graphs to solve addition and subtraction word problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Hamburger Restaurant: Multiplication

For Students 3rd - 4th Standards
On this interactive site students practice multiplication skills. At the end of the lesson students will be able to perform multiplication facts, find the connection between addition and multiplication and use multiplication to solve...
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
National Council of Teachers of Mathematics

The Math Forum: K 12 Math Problems, Puzzles, Tips & Tricks

For Students K - 1st
At this site us these tips & tricks to help students become better mental mathematicians.
Unit Plan
Khan Academy

Khan Academy: Solve Problems With Picture Graphs 1

For Students K - 1st Standards
Read and interpret picture graphs. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
Interactive
ABCya

Ab Cya: Turkey Touchdown

For Students 1st - 6th
What's more Thanksgiving than turkey and football? What about turkeys playing football? Turkey Touchdown is a great way for kids to celebrate the holiday and practice their math facts. Kids will choose a level of difficulty, and then...
Interactive
ABCya

Ab Cya: Gobble Squabble

For Students 1st - 5th
Gobble Squabble is a Thanksgiving activity to practice addition, subtraction, multiplication and division math facts! Solve math problems and avoid the hungry chefs. Gobble gobble!
Activity
Texas Instruments

Texas Instruments: Amazing Appetites

For Teachers Pre-K - 1st Standards
In this activity, students learn to count and solve original word problems. They learn to add by combining sets and subtract when removing the set. They use manipulatives to reflect the reasoning used in problem solving.
Activity
Homeschool Math

Homeschool Math: Adding and Subtracting Decimals With Two Decimal Digits

For Students 4th - 5th
This is a complete lesson with instruction, word problems, and exercises about adding and subtracting decimals with two decimal digits (hundredths).
Unknown Type
Khan Academy

Khan Academy: Interpreting Negative Number Statements

For Students 7th Standards
Practice problems interpreting negative number statements.
Unit Plan
Khan Academy

Khan Academy: Interpreting Negative Number Statements

For Students 6th - 8th Standards
Practice matching addition and subtraction equations to real-world scenarios. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Quia

Quia: Addition Concentration Sums 0 to 9

For Students K - 1st Standards
This website for young children gives them practice adding sums from 0 to 9 in a concentration game type format.
Interactive
Quia

Quia: Addition Matching Sums 0 to 9

For Students K - 1st Standards
This website for young children gives them practice adding sums from 0 to 9 in a matching type format.
Interactive
Quia

Quia: Addition Flashcards Sums 0 to 9

For Students K - 1st Standards
This website for young children gives them practice adding sums from 0 to 9 in a flashcard type format.
Interactive
Arcademics

Arcademics: Skateboard Pups

For Students 2nd - 5th
Multiplayer math game where puppy teams on skateboards race by solving two-step math problems.
Interactive
Other

Allmath.com: Magic Squares Game

For Students 9th - 10th
Magic squares have been a fascinating topic in mathematics for centuries. They are formed by filling in all the squares with the numbers starting from one so that the sum of all rows, columns, and diagonals is the same. Instructions are...