Khan Academy
Khan Academy: Adding and Subtracting Negative Numbers
Adding and subtracting negative numbers.
Khan Academy
Khan Academy: Negative Number Basics: Negative Numbers Introduction
This video shows how to think about and represent negative numbers using a number line.
Other
Organic Chemistry Tutor: Addition and Subtraction of Numbers
This video provides a basic introduction to mathematics, in particular, the process of addition and subtraction of positive and negative numbers using a number line or by hand. It contains plenty of examples and practice problems on...
Loyola University Chicago
Math Flix: Integers: Four Ways to Teach Addition
This QuickTime movie teaches four different ways to add integers - positive and negative numbers. A pdf worksheet is available by clicking on the hyperlink at the bottom of the page. As you watch and listen to the teacher and student...
Loyola University Chicago
Math Flix: Integers: Adding Integers
This QuickTime movie teaches several different ways to add integers - positive and negative numbers. A pdf worksheet is available by clicking on the hyperlink at the bottom of the page. As you watch and listen to the teacher and student...
Math Antics
Math Antics: Negative Numbers
Gain a basic understanding of negative numbers by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [8:26]
Math Antics
Math Antics: Negative Numbers
Mathantics offers video tutorials on various math topics. This video introduces the concept of negative numbers. [8:26]
PBS
Pbs Math Club: Adding Negative Numbers
Introducing adding positive and negative integers, additive inverses, visualizing addition with a number line, and the commutative property of addition the Math Club parodies Star Wars and Mean Girls. [5:16]
Other
Professor Freedman's Video Snippets Add/subtract Integer
Professor Ellen Freedman uses this very short video to explain how to add and subtract positive and negative integers. She offers tips on how to keep track of whether the answer is positive or negative.
Khan Academy
Khan Academy: Subtracting a Negative = Adding a Positive
Explains why subtracting a negative number is in fact the same thing as adding a positive number. [1:33]
Loyola University Chicago
Math Flix: Integers and the Number Line Part 2
This QuickTime movie provides more information about the basic concept of integers, positive and negative numbers, using the number line. As you watch and listen to the teacher and student interact it helps clarify the thinking behind...
Loyola University Chicago
Math Flix: Integers and the Number Line Part 1
This QuickTime movie provides an introduction to the concept of integers - positive and negative numbers. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Integers: Three Ways to Teach Opposites
This QuickTime movie teaches three different ways to understand opposite integers - positive and negative numbers. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.