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Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add and Subtract Fractions
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Visual Fractions
Visual Fractions: Add Fractions With Number Line or Circle Models
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.
Illustrative Mathematics
Illustrative Mathematics: Mixed Numbers With Unlike Denominators
The purpose of this task is to help students realize there are different ways to add mixed numbers and is most appropriate for use in an instructional setting. The two primary ways one can expect students to add are converting the mixed...
CK-12 Foundation
Ck 12: Arithmetic: Estimation With Mixed Number/fraction Subtraction
[Free Registration/Login may be required to access all resource tools.] Estimate differences of fractions and mixed numbers
CK-12 Foundation
Ck 12: Arithmetic: Sums of Mixed Numbers
[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...
Sophia Learning
Sophia: Adding Mixed Numbers
Students watch a video lesson about adding mixed numbers. The tutorial includes detailed examples that demonstrate two methods for solving.
CK-12 Foundation
Ck 12: Arithmetic: Addition of Fractions
[Free Registration/Login may be required to access all resource tools.] Add and subtract fractions and mixed numbers with like and unlike denominators
CK-12 Foundation
Ck 12: Arithmetic: Estimation of Sums of Mixed Numbers and Fractions
[Free Registration/Login may be required to access all resource tools.] Estimate sums of fractions and mixed numbers
CK-12 Foundation
Ck 12: Arithmetic: Subtraction of Fractions
[Free Registration/Login may be required to access all resource tools.] In this lesson students subtract fractions and mixed numbers with like and unlike denominators. Students examine guided notes, review guided practice, watch...
PBS
Pbs: Logical Leaps: Adding Fractions, Mixed Numbers, and Decimals on the Number Line
In this interactive, use logic to solve riddles involving a jumping frog contest. Add two consecutive jumps by one frog and place the jumps on the number line, finding equivalent fractions with common denominators to do so. Numbers are...
Quia
Quia: Equivalent Fractions
Use this Web site to practice finding equivalent fractions using a matching game format. CCSS.Math.Content.3.NF.A.3.a Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
CK-12 Foundation
Ck 12: Arithmetic: Expression Evaluation With Fractions
[Free Registration/Login may be required to access all resource tools.] Evaluate numerical expressions involving sums and differences of fractions.
Visual Fractions
Visual Fractions: Add Unlike Fractions With Number Line Models
Boost your ability to add number line fractions with unlike denominators with this interactive math game. A basic understanding of factors is key to success. Instructions with detailed examples are easily accessible.
Varsity Tutors
Varsity Tutors: Aplus Math: Non Java Flashcards (Mixed Topics)
Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...
CK-12 Foundation
Ck 12: Arithmetic:
[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.
CK-12 Foundation
Ck 12: Arithmetic: Estimation of Whole Number
[Free Registration/Login may be required to access all resource tools.] Round whole numbers in order to estimate sums and differences.