Krista King Math
Multiplication and Division of Fractions
Discover efficient procedures for multiplying and dividing fractions. A video demonstrates two examples of multiplying fractions and then two of dividing. The instructor emphasizes the similarities of division and multiplication.
Krista King Math
Division of Zero
Introduce the idea of an undefined solution to your classes. The video instructor simplifies several problems that result in division by zero and an undefined result.
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Dividing Mixed Numbers
This video expains how to divide two mixed numbers and write the answer as a mixed number. Practice problems are available. [2:40]
Khan Academy
Khan Academy: Multiplying Whole Numbers and Fractions
Uses drawings to demonstrate the concept of multiplying a fraction by a whole number. [4:06]
Math Playground
Math Playground: How Do You Reduce Fractions?
This video illustrates how to reduce or simplify a fraction.
Math Playground
Math Playground: How Do You Find a Fraction of a Group?
This video illustrates how to calculate a fraction of a group of items.
CK-12 Foundation
Ck 12: Elem Math: Dividing Fractions by Fractions
[Free Registration/Login may be required to access all resource tools.] Video explaining how to divide a fraction by a fraction. [1:02]
CK-12 Foundation
Ck 12: Elem Math: Multiplying Mixed Numbers With Cross Canceling
[Free Registration/Login may be required to access all resource tools.] Video explaining how to multiply mixed numbers by first converting them to improper fractions, canceling any common factors, then multiplying the fractions that are...
Khan Academy
Khan Academy: Multiplying Fractions and Mixed Numbers
This video explains how to multiply a fraction and a mixed number, simplify the answer, and write it as a mixed number.
Khan Academy
Khan Academy: Multiplying Mixed Numbers
This video explains how to multiply two mixed numbers, simplify the answer, and write it as a mixed number.
Imagine Learning Classroom
Learn Zillion: Write Fractions of a Set (2)
This is 1 of 2 lessons in which you will learn how to write fractions of a set. This lesson deals with fractions with numerators other than 1. [4:48]
Other
Math Tutor Dvd: Equivalent Fractions 5th Grade Math
Video lesson demonstrates how to determine if two fractions that look different in fact represent the same thing. You can multiply the numerator and denominator of a fraction by any number as long as you do it to both the top and bottom....
Other
Math Tutor Dvd: Simplifying Fractions, Part 1 5th Grade Math
Video lesson explains how to simplify a fraction into lowest terms. [10:28]
Khan Academy
Khan Academy: Multiplying and Dividing Fractions: Dividing Fractions Example
This video explains how to divide two fractions and write the answer as a mixed number.
CK-12 Foundation
Ck 12: Elem Math: Dividing Whole Numbers by Fractions
[Free Registration/Login may be required to access all resource tools.] Video explaining how to divide a whole number by a fraction. [1:28]
Math Antics
Math Antics: Simplifying Fractions
Gain a basic understanding of how to simplify fractions through this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [8:31]
PBS
Pbs Learning Media: Modeling Fraction Multiplication Using Arrays
This video (2:53) illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young. The...