Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Complete the Subtraction Sentence

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are shown a subtraction sentence with numbers up to 1000 and must fill in a missing number. An accompanying video demonstrates the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction 3 Digits Minus 2 Digits

For Students 2nd - 5th
[Free Registration/Login may be required to access all resource tools.] The video describes how to use regrouping when subtraction a two-digit number from a three-digit number. The video is followed by additional problems for students to...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Complete the Subtraction Sentence

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to work backwards working with 3-digit numbers to determine what number is missing in the subtraction sentence. The video is followed by...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Complete the Subtraction Sentence

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] The video describes how to work backwards working with 3-digit numbers to determine what number is missing in the subtraction sentence. The video is followed by...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Select the Correct Sentence

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve various multi-digit subtraction problems to determine which problem has a difference matching the given value. The video is followed by...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Select the Incorrect Sentence

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video shows how to use regrouping to solve a series of multi-digit subtraction problems to determine which one does not result in the given difference. The video...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Select the Correct Sentence

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video shows how to use regrouping to solve a series of multi-digit subtraction problems to determine which one results in the given difference. The video is...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Select the Incorrect Sentence

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve various multi-digit subtraction problems to determine which problem has a difference that doesn't match the given value. The video is...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtraction Word Problems Numbers Up to 20

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video shows a subtraction word problem with numbers less than 20 and describes how to solve the problem. The video is followed by a series of practice questions...
Activity
AAA Math

Aaa Math: Subtraction

For Students Pre-K - 1st Standards
Learners practice subtraction facts using objects. Subtraction facts and an example are included.
Unit Plan
AAA Math

Aaa Math: Subtraction Using Estimation

For Students 5th - 7th
This site explains how to estimate differences by rounding. Games and exercises are provided to practice the skill.
Website
Primary Resources

Primary Resources: Basic Addition and Subtraction

For Teachers Pre-K - 1st
An extensive collection of teacher resources to help in teaching and reviewing the concepts of basic addition and subtraction. There are many worksheets, activities, PowerPoint presentations, smartboard activities, Word, Excel, and pdf...
Professional Doc
Primary Resources

Primary Resources: Addition and Subtraction Higher Numbers

For Teachers Pre-K - 1st Standards
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...
Professional Doc
Teachnology

Teachnology: Addition and Subtraction Teaching Theme

For Teachers Pre-K - 1st
Addition and Subtraction Math Theme provides an excellent collection of free sample worksheets, teacher resources, lesson plans and interactive media to support addition and subtraction skills.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Snorkeling Great Barrier Reef: Subtraction

For Students 3rd - 5th Standards
Take a tour of the Great Barrier Reef with Tim and help him out with all his subtraction!
Interactive
CK-12 Foundation

Ck 12: Math Grade 1

For Students 1st
Browse resources related to first-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Interactive
Other

Visnos: Addition & Subtraction Facts

For Students 1st - 2nd Standards
Teaches addition and subtraction facts up to twenty using animated penguins. The penguins jump between two icebergs to show addition facts for the given total. For subtraction facts the penguins dive off the iceberg into the water below....
Activity
University of Waterloo (Canada)

University of Waterloo: Arithmagic: Mental Math

For Students Pre-K - 1st Standards
Test your mental math skills in arithmetic. How many questions can you answer in one minute? Good luck!
Activity
Knowledge Share

Super Kids: Math Worksheet Creator

For Students 3rd - 8th
The math worksheet creator allows teachers to create their own math drill worksheets. Teachers can select the type of problem, determine how many numbers they want to use and then just click a button and the worksheet is automatically...
Lesson Plan
Scholastic

Scholastic: Max's Math Adventures: Subtraction Square Dance

For Teachers 3rd - 5th
This site has a square dance rhyme with some fun subtraction practice. Teachers will appreciate the activity page, the extra challenges, and the teacher's guide for easy lesson planning.
Unit Plan
AAA Math

Aaa Math: Front End Estimation: Differences

For Students 4th - 7th Standards
Students use front-end estimation to solve subtraction problems. Learning exercises and games are provided to practice the skill.
Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Cuckoo Caper

For Students 3rd - 8th
The famous Clockenheimer Cuckoo is missing from Clockenheimer Clocks on Main Street! Help Math Maven get it back by solving a math riddle.
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!
Unknown Type
Math Fact Cafe

Math Fact Cafe: Flashcards: 3rd Grade: Math Facts

For Students Pre-K - 1st
Practice your basic addition, subtraction, multiplication and division facts using these interactive flashcards. Each section gives you 20 flashcards. After each correct answer the card turns green. If you get an incorrect answer the...

Other popular searches