Worksheet
Curated OER

Positive and Negative Activity

For Students 5th - 7th Standards
In this positive and negative learning exercise, students use the positive and negative rules to rewrite and answer the 34 questions below, an example is provided for them.
Worksheet
Curated OER

Subtracting Integers

For Students 5th - 6th Standards
For this subtracting integers worksheet, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 4.nf Comparing Sums of Unit Fractions

For Teachers 3rd - 5th Standards
The purpose of this task is to help develop students' understanding of addition of fractions; it is intended as an instructional task. Aligns with 4.NF.B.3.a.
Interactive
Visual Fractions

Visual Fractions: Addition of Like Fractions With Circle Models

For Students 3rd - 8th Standards
Brush up on your fraction addition skills with this interactive game. Practice adding fractions and mixed numbers with common denominators. Don't worry! If you need a little assistance, examples and explanations are included.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Fractions With Like Denominators

For Students 5th - 7th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the sum of fractions with like or common denominators. Students examine guided notes, review guided practice, watch instructional videos...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Addition of Rational Numbers

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Represent sums and differences on a number line and add and subtract rational numbers.
Interactive
Visual Fractions

Visual Fractions: Addition of Like Fractions With Number Line Models

For Students 3rd - 8th Standards
Test your aptitude at adding fractions on a number line. Enhance your skills using this interactive math game. Immediate feedback and examples provided.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Fractions Word Problems

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] The mathematics resource includes a video and practice problems. The video is a tutorial on how to solve a subtraction word problem involving fractions with common...
Unit Plan
Other

Help With Fractions: Adding Fractions

For Students 3rd - 8th Standards
The rules for adding fractions with the same or different denominators are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.
Interactive
Visual Fractions

Visual Fractions: Add Fractions With Number Line or Circle Models

For Students 3rd - 8th Standards
This site is provided for by Visual Fractions. Add mixed numbers with like denominators using circles. Click on the "Explain" button to understand the answer.
Unknown Type
Khan Academy

Khan Academy: Add Fractions With Unlike Denominators

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

Ck 12: Arithmetic: Sums of Fractions With Different Denominators

For Students 5th - 7th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of fractions with different denominators by renaming them with common denominators. Students examine guided notes, review guided...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Addition and Subtraction of Rational Expressions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Add and subtract rational expressions with the same denominator and different denominators.
Unit Plan
Other

Project Happy Child: Adding Fractions Story & Worksheets

For Teachers 3rd - 5th Standards
Miss Walker explains to Bart the fine details of adding fractions. At the end of the discourse is a link, "Return to Fractions index," where you can go to print off some practice sheets.
Activity
Scholastic

Scholastic Math Maven's Mysteries: The Mystery of Pirate Ringold's Lost Treasure

For Teachers 3rd - 8th
In this Math Maven mystery, read the legend of Pirate Ringold and his treasure and help Frieda Finditall figure out how much gold there is left to find on this old ship. Your knowledge about addition and subtraction with fractions will...
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
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.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Mixed Numbers

For Students 5th - 7th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the sum of mixed numbers by renaming fractions with a common denominator. Students examine guided notes, review guided practice, watch...
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...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Mixed Numbers With Renaming

For Students 5th - 7th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the difference of mixed numbers by using borrowing and renaming. Students examine guided notes, review guided practice, watch...
Activity
Lesson Tutor

Lesson Tutor: Fraction Addition Worksheet

For Students 3rd - 8th Standards
A worksheet of twelve practice problems is provided here for use by students needing extra help with this concept. All of the questions have like denominators to begin with, so this activity is essentially for those students just...
Unit Plan
Learning Wave Communications

Learning Wave: Fractions

For Students 6th - 8th
This resource contains information about fractions and includes ratios, equivalent fractions, basic operations, and reciprocals. Several links for practice problems are also included, along with links to a post and pretest.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Egyptian Fractions

For Teachers 5th - 8th Standards
One goal of this task is to help students develop comfort and ease with adding fractions with unlike denominators. Another goal is to help them develop fraction number sense by having students decompose fractions. Aligns with 5.NF.A.1.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Finding Common Denominators to Add

For Teachers 5th - 8th Standards
Part (a) of this task asks students to find and use two different common denominators to add the given fractions. The purpose of this question is to help students realize that they can use any common denominator to find a solution, not...