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Activity
Beacon Learning Center

Beacon Learning Center: School Store

For Students 1st - 3rd
Students can practice subtraction with regrouping using decimals as they make change.
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Website
PBS

Pbs Learning Media: Figuring Out Elapsed Time

For Students 3rd - 8th
In this video segment from Cyberchase, through addition and regrouping in base sixty, Matt helps Digit figure out what time his CyberSouffle will be done.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Overview of Subtraction Numbers to 100

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video explains two, two-digit subtraction problems one with regrouping and the other without regrouping.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Overview of Addition Sums to 100 Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video explains two addition problems one with regrouping and the other without regrouping.
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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...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: One Step Subtraction Numbers to 100 Word Problems

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video is a subtraction word problem that describes how to subtract using regrouping. The video is followed by a series of practice questions to assess student...
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Unit Plan
Scholastic

Scholastic: Study Jams! Math: Multiplication and Division: Multiplication

For Students 2nd - 5th Standards
This site provides great practice on the concept of multiplication. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Overview of Subtraction Numbers to 100 Word Problems

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video explains two subtraction problems one with regrouping and the other without regrouping.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers With Regrouping

For Students 1st - 2nd
[Free Registration/Login may be required to access all resource tools.] The video describes how to subtract two-digit numbers using regrouping. The video is followed by additional problems for students to practice the skills discussed in...
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Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: The Meaning of Subtraction, and Mental Calculation

For Students Pre-K - 1st Standards
This website explains and defines basic subtraction. There are practice problems at the very end of this lesson.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Table of Contents

For Students 3rd - 8th Standards
This website from The Math Page explains some helpful hints about how to do mental math.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Subtracting Whole Numbers and Decimals

For Students 3rd - 8th Standards
If you are looking for a website that explains and defines subtraction with decimals you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.
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Handout
Cool Math

Coolmath: Coolmath4kids: Subtracting Numbers Within 1000

For Students 3rd - 4th Standards
Step-by-step tutorial showing how to subtract numbers less than 1000 in place value columns with and without regrouping. Includes sample problems to try.
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Handout
Cool Math

Coolmath: Coolmath4kids: Subtracting Numbers Within 100 With Regrouping

For Students 2nd - 3rd Standards
A step-by-step tutorial showing how to subtract using two-digit numbers in the tens and ones columns with regrouping. Includes sample problems to try. It also provides links to subtraction games and more.
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Unit Plan
Khan Academy

Khan Academy: Adding Two Digit Numbers by Making Tens

For Students 1st - 3rd Standards
In this exercise, students practice adding two-digit numbers by making tens. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unit Plan
Khan Academy

Khan Academy: Adding Two Digit Numbers by Making Tens 2

For Students 1st - 3rd Standards
In this exercise, students practice adding two-digit numbers by making tens. Students receive immediate feedback and have the opportunity to watch tutorial videos, get hints, and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Regrouping: Two Digit Number Minus One Digit Number

For Students Pre-K - 1st Standards
In this exercise, students practice regrouping with two-digit number minus one-digit number. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unit Plan
Khan Academy

Khan Academy: Multiply With Regrouping

For Students 3rd - 6th Standards
This interactive resource from Khan Academy provides multiplication practice. Students will multiply 3- or 4-digit numbers by 1-digit numbers. Regrouping (carrying) is needed. Students receive immediate feedback and have the opportunity...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers With Regrouping

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a two-digit subtraction problem with regrouping. The video is followed by additional problems for students to practice the skills...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Overview of Addition Sums to 100 Word Problems

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video explains two addition problems one with regrouping and the other without regrouping.
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Lesson Plan
Alabama Learning Exchange

Alex: Three Digit Subtraction

For Teachers 3rd - 5th Standards
This lesson plan uses technology and literature to teach subtraction of three-digit numbers, including subtraction across zeros.
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Lesson Plan
Better Lesson

Better Lesson: Cheerful Shoppers

For Teachers 2nd Standards
Second graders love to shop! Students will use their own shopping list to compose a word problem using addition and subtraction with and without regrouping, in order to help them better understand how to problem solve.
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Handout
Quia

Ixl Learning: Adding Mixed Numbers

For Students 3rd - 5th Standards
Brush up on your math skills pertaining to adding mixed numbers then try some practice problems to test your understanding.
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Handout
Quia

Ixl Learning: Subtracting Mixed Numbers With Like Denominators

For Students 3rd - 5th Standards
Brush up on your math skills pertaining to subtracting mixed numbers with like denominators then try some practice problems to test your understanding.