Math Mammoth
Math Mammoth: Adding and Subtracting Mixed Numbers
Demonstrates with visual models how to add and subtract mixed numbers. This is followed by examples with just numbers where the mixed numbers must be converted to a common denominator. There is also a word problem example. [10:16]
Imagine Learning Classroom
Learn Zillion: Subtract Fractions With Like Denominators: Labeling Sets
In this video lesson, you will learn how to subtract fractions with like denominators by labeling shapes. [4:55]
Imagine Learning Classroom
Learn Zillion: Subtract Fractions With Like Denominators, Less Than 1 Whole
In this lesson, you will learn how to subtract fractions with like denominators starting from less than 1 whole. [5:02]
Imagine Learning Classroom
Learn Zillion: Add Mixed Numbers Using an Area Model (Lesson 2 of 2)
In this lesson, you will learn how to add mixed numbers by using an area model. [3:59]
Math Mammoth
Math Mammoth: Adding and Subtracting Like Fractions
This lesson models how to add and subtract fractions with like denominators, beginning with visual models and advancing to problems with abstract numbers and missing addends. [6:28]
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....
Khan Academy
Khan Academy: Mixed Number Addition and Subtraction: Subtracting Mixed Numbers
This video explains how to subtract two mixed numbers.
Loyola University Chicago
Math Flix: Subtracting Fractions From One
This QuickTime movie provides an opportunity to see how to subtract a fraction from one. As you watch and listen to the teacher and students interact it helps clarify this concept.
Khan Academy
Khan Academy: Subtracting Fractions With Like Denominators
Learn how to subtract fractions with like denominators by watching this video lesson. [2:25]
Khan Academy
Khan Academy: Visually Converting Tenths and Hundredths
Demonstrates equivalent fractions that have denominators of 10 and 100 and shows how they are represented by diagrams of fraction bars and grids. [4:19]
Khan Academy
Khan Academy: Subtracting Mixed Numbers With Like Denominators
Sal solves a word problem involving mixed number subtraction by using a visual model. [3:08]
Khan Academy
Khan Academy: Intro to Subtracting Mixed Numbers
Sal subtracts two mixed numbers with common (like) denominators. [4:48]
Khan Academy
Khan Academy: Subtracting Mixed Numbers With Like Denominators
Practice problems subtracting mixed numbers with like denominators.
Khan Academy
Khan Academy: Adding Mixed Numbers With Like Denominators
Demonstrates how to add two mixed numbers, where the fractions have the same denominator, by adding the whole numbers together and then the fractions. [1:34]
Khan Academy
Khan Academy: Subtracting Mixed Numbers With Like Denominators
Demonstrates how to subtract two mixed numbers, where the fractions have the same denominator, by subtracting the whole numbers and then the fractions. [2:30]
Khan Academy
Khan Academy: Multiplying Fractions and Whole Numbers 2
Demonstrates how to multiply a whole number by a fraction using the example of 2 x 4/3. [2:44]
Shmoop University
Shmoop: Adding and Subtracting Mixed Numbers
Short video demonstrating how to work with mixed numbers.
Shmoop University
Shmoop: Reducing Fractions
This animation [2:59] features the mathematical concept of reducing fractions and how to perform the calculation.
Imagine Learning Classroom
Learn Zillion: Add Fractions With Tenths and Hundredths Denominators
This video explains how to add fractions with the unlike denominators of 10 and 100. [3:13]