Regrouping Math Teaching Resources :: 481

Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Add Whole Numbers, Add Decimals

For Students 3rd - 8th Standards

This website explains and defines adding whole numbers and decimals. Content explores addition with regrouping and how to align numbers in a written calculation. There are even practice problems at the end of the lesson.

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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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Khan Academy

Khan Academy: Regroup Decimals

For Students 4th - 6th

Regroup numbers in each place value (e.g., regroup 1 ten as 10 ones) to express decimals in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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Khan Academy

Khan Academy: Regroup Whole Numbers

For Students 3rd - 5th Standards

Regroup numbers in each place value (e.g., regroup 1 ten as 10 ones) to express whole numbers in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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CK-12 Foundation

Ck 12: Elem Math: Subtracting 2 Digit Numbers Without 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 without regrouping. The video is followed by additional problems for students to practice the skills...

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CK-12 Foundation

Ck 12: Elem Math: Adding Two Digit Numbers Without Regrouping

For Students 2nd - 4th

[Free Registration/Login may be required to access all resource tools.] The video describes how to solve a 2-digit addition problem without regrouping. The video is followed by practice problems.

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CK-12 Foundation

Ck 12: Elem Math: Adding Two Digit Numbers With Regrouping

For Students 2nd - 4th

[Free Registration/Login may be required to access all resource tools.] The video models how to add two-digit numbers using regrouping. The video is followed by practice problems.

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Khan Academy

Khan Academy: Add and Subtract Mixed Numbers 2 (With Regrouping)

For Students 3rd - 5th

Practice adding and subtracting mixed numbers with common (like) denominators. Some items require regrouping. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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Khan Academy

Khan Academy: Multiplication Without Regrouping

For Students 3rd - 5th

In this exercise, students practice multiplication without regrouping. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

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Khan Academy

Khan Academy: Multiply Without Regrouping

For Students 3rd - 5th

Multiply 2- or 3-digit numbers by 1-digit numbers. No regrouping or carrying. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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CK-12 Foundation

Ck 12: Elem Math: Addition: 3 Digits

For Students 3rd - 5th Standards

[Free Registration/Login may be required to access all resource tools.] A video and practice questions on adding 3-digit numbers with regrouping. [1:32]

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CK-12 Foundation

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

For Students 2nd - 5th

[Free Registration/Login may be required to access all resource tools.] The video shows how to subtract 3-digit numbers without regrouping. The video is followed by additional problems for students to practice the skills discussed in the...

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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...

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CK-12 Foundation

Ck 12: Elem Math: Subtraction Select the Correct Sentence

For Students 2nd - 4th

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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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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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Teaching Treasures Publications

Teaching Treasures: Year Three Math (Page 5)

For Students 3rd - 6th Standards

Sharpen your computation skills with two-digit addition, two-digit subtraction, and one-digit multiplication facts using this interactive worksheet. Learners must be familiar with multiplication facts through twelve to be successful....

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Teaching Treasures Publications

Teaching Treasures: Year Four Math (Page 1)

For Students 3rd - 8th Standards

This interactive worksheet combines all four operations. The focus is on addition and subtraction fact through one hundred and basic multiplication and division facts. This easy to navigate activity offers learners immediate feedback and...

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Teaching Treasures Publications

Teaching Treasures: Year Four Math (Page 2)

For Students 3rd - 8th Standards

This interactive worksheet combines all four operations. The focus is on three-digit addition and subtraction and basic multiplication and division facts. This easy to navigate activity offers learners immediate feedback and would be...

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Teaching Treasures Publications

Teaching Treasures: Year Four Math (Page 3)

For Students 3rd - 8th Standards

Build your computation skills using this interactive worksheet that focuses on all four operations including three-digit addition and subtraction and basic multiplication and division facts. This is an easy to navigate tool and learners...

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Teaching Treasures Publications

Teaching Treasures: Year Four Timed Mental Math (Page 2)

For Students 3rd - 5th Standards

Improve your computations skills in all four operations with this timed interactive worksheet. Solve ten problems in five minutes or less. Problems are presented in horizontal format and answers can be checked immediately. This worksheet...

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AAA Math

Aaa Math: Subtracting Four Digit Numbers

For Students 4th Standards

Demonstrates how to subtract two 4-digit numbers when there is regrouping. The explanation is followed by an interactive where students can practice this skill.

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