Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Add and Subtract Fractions

For Students 2nd - 5th Standards
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Handout
Other

Chili Math: Add and Subtract Numbers Using the Number Line

For Students 6th - 9th Standards
Adding and subtracting numbers on a number line is a neat way to see how numbers are added and subtracted using visual interpretations.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Add and Subtract Numbers to 1000 (Grade 3)

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This learning module features four videos and a set of practice questionsin which students use addition and subtraction to solve problems with more than two values...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 2 Add and Subtract Fractions Unlike Denominators

For Students 9th - 10th
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with different denominators. Each question has a "Hint" link to help. Choose the correct answer for each...
eBook
Math Planet

Math Planet: Algebra 1: Add and Subtract Rational Expressions

For Students 9th - 10th Standards
How to add and subtract rational expressions is explained through the use of examples and a video lesson. [2:09]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting to Determine the Longest

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video [0:34] describes how to add and subtract measurements of length from a given word problem. The video is followed by practice problems covering the topics...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Lengths in Two Steps

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to add and subtract measurements of length from a given word problem. The video is followed by practice problems covering the topics in the...
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Fractions: Word Problems 1

For Students 3rd - 5th
Practice solving word problems by adding and subtracting fractions with like denominators. Gaby ate 2 slices of pie and Daniel ate 2. If there were 10 slices of pie all together, what fraction did they eat? Students receive immediate...
Handout
Oswego City School District

Regents Exam Prep Center: Add and Subtract Rational (Fractional) Expressions

For Students 9th - 10th Standards
Add and subtract rational expressions like a pro after you use this site. Finding common denominators is made easy with this tutorial. Try the example problems to test your knowledge, then check the solutions. The 'Topic Index' page...
Unknown Type
Khan Academy

Khan Academy: Add and Subtract Rational Expressions: Like Denominators

For Students 9th - 10th Standards
Check your understanding of how to add and subtract rational expressions that have like denominators with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Unknown Type
Khan Academy

Khan Academy: Add and Subtract Rational Expressions: Factored Denominators

For Students 9th - 10th Standards
Check your understanding of how to add and subtract rational expressions with these problems where the denominators have factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Unknown Type
Khan Academy

Khan Academy: Algebra Ii: Add and Subtract Rational Expressions

For Students 9th - 10th Standards
Check your understanding of how to add and subtract rational expressions with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Unknown Type
Khan Academy

Khan Academy: Add and Subtract Rational Expressions: Unlike Denominators

For Students 9th - 10th Standards
Add and subtract rational expressions with relatively prime denominators by manipulating them to have the same denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Add and Subtract Fractions With Like Denominators

For Students 3rd - 8th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with like denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 3 Add and Subtract Fractions With Unlike Denominator

For Students 9th - 10th
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem....
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 3 Add and Subtract Fractions With Like Denominators

For Students 9th - 10th
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with like denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Add and Subtract Fractions Unlike Denominators

For Students 3rd - 8th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom...
Unknown Type
CK-12 Foundation

Ck 12: Elem Math: Multi Step Add and Subtract Compound Units (Metric Units)

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A practice quiz where students must add and subtract mixed metric units of weight.
Interactive
Mangahigh

Mangahigh: Pinata Fever: Add and Subtract With Negative Numbers

For Students 5th - 8th
A fast paced game where students add and subtract positive and negative integers quickly so they can smash a pinata. Three levels of play, and instructional help is available as they progress.
Unit Plan
Khan Academy

Khan Academy: Visually Add and Subtract Fractions

For Students 4th - 6th Standards
Practice adding and subtracting fractions that have different denominators. Problems have fraction diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
CK-12 Foundation

Ck 12: Add and Subtract Compound Units of Time

For Students 1st - 8th
[Free Registration/Login may be required to access all resource tools.] Adding and subtracting units of time.
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....
Activity
Oswego City School District

Regents Exam Prep Center: Adding and Subtracting Fractions

For Students 9th - 10th Standards
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract on a Number Line

For Students 1st - 3rd Standards
Practice adding and subtracting numbers like 554 and 237 using a number line. All numbers are less than 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.