The lessons and materials available here come from a variety of sites and organizations. Some include offers for video or software, and some are lesson plans. Where the originals are Claris or Acrobat (PDF) documents, we have for the most part converted them to HTML, leaving a link back to the parent page from which you can download the formatted version.
Covers Identification, Factoring Integers, Reducing Fractions, Multiplication, Division, Building Fractions, Addition, Subtraction, and Order of Operations.
To solve a series of problems that arise when they go into the pizza selling business, students learn how to multiply fractions. From a series of 18 videos of approximate 15 minutes viewing time.
A lesson that uses a card game to review the "rules of divisibility" and the concept of the least common multiple (lowest common denominator) as
lity" associated with addition and subtraction of fractions.
A lesson intended to reinforce previous math lessons involving the relationships among fractions, decimals, and percents - a culminating activity that follows a four-week unit on each number system.
A video that shows the relation between arithmetic and algebraic fractions, demonstrating how to reduce algebraic fractions by dividing out common fractions, and discussing addition, subtraction, multiplication, and division of algebraic fractions, and how to solve equations involving algebraic fractions.
A series of ten videos that looks at factoring, order of operations, inverse operations, polynomials, equations, exponents, positive and negative numbers, and fractions.
Pages that teach fractions using manipulatives: Taken in order, these lessons build on each other and reinforce basic knowledge of fractions. What are Cuisenaire Rods? Using Cuisenaire Rods to Name a Fraction; Identify the Numerator and Denominator; Least Common Denominator; Adding and Subtracting Fractions; Equivalent Fractions; Teacher Notes.
A lesson that uses a card game to review the "rules of divisibility" and the concept of the least common multiple (lowest common denominator) as
lity" associated with addition and subtraction of fractions.
Mathematics from a Pineapple: Infinite sequences, limit of a sequence, ratios, fractions,and decimals. Also Looking at a Regular Pentagon. Sample problems from Chapter 7 of Don Cohen's book, Calculus By and For Young People.
One of a series of self-paced, self-guided workbooks covering all topics from basic concepts to mixed numbers and written with secondary students in mind.
Double and halve measuring fractions; halve mixed numbers with an even or odd whole number. Excerpt from the book Math to Build On by Johnny and Margaret Hamilton (1993).
Fractions
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Addition, Subtraction, Multiplication, Division of Fractions