Math Open Reference
Math Open Reference: Negative Numbers
Learn about negative numbers with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Cool Math
Coolmath: Getting Used to Negative Numbers
This tutorial helps students review and practice understanding negative numbers.
OER Commons
Oer Commons: The Effects of Positive & Negative Numbers
Seventh graders explore what happens to a hot air balloon when they add or remove units of weight or heat. This activity is an informal exploration of addition and subtraction with positive and negative integers.
Interactive Mathematics
Interactive Mathematics: Integers: Negative Numbers
Explore the world of negative numbers as you look at their relationship to positive numbers, integers, absolute value and more. Test your knowledge using he exercises and games provided.
Purple Math
Purplemath: Introduction to Negative Numbers
This lesson from Purplemath.com reviews negative numbers and their operations. Number lines are used for demonstration.
AAA Math
Aaa Math: Evaluating Exponents of Negative Numbers
This site explains how to evaluate exponents of positive and negative numbers. The site provides games and exercises to practice the skill.
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center: Graphing Calculator Activity: Positive and Negative [Pdf]
Order of operations with positive and negative numbers is the focus of this graphing calculator lesson. Included are detailed examples, demonstrations of key functions, and practice problems. Acrobat Reader required.
Khan Academy
Khan Academy: Practice: Adding Negative Numbers
Practice adding one-digit positive and negative numbers.
Organization for Community Networks
Ofcn Lesson Plan: Bean Toss
OFCN lesson to help students understand the concept of adding and subtracting positive and negative numbers.
National Council of Teachers of Mathematics
Nctm: Illuminations: Volt Meter
As you put the different type of batteries on the volt meter pay attention to the voltage equations in the table. See how positive and negative numbers interact.
Beacon Learning Center
Beacon Learning Center: Anti Toast
Students explore positive and negative numbers in this interactive web lesson. Learning exercises are provided for students to practice adding integers.
PBS
Pbs Kids: Cyberchase: Space Coupe to the Rescue
This interactive game allows users to practice with positive and negative numbers.
Alabama Learning Exchange
Alex: The Path to Positive
Using the story Less than Zero by Stuart Murphy, middle schoolers relate money matters to positive and negative numbers as a real-life correlation. Incorporated into this lesson, students play the path to positive game where they are...
Mangahigh
Mangahigh: Number: Add and Subtract With Integers
Add and subtract positive and negative numbers.
Mr. Martini's Classroom
Mr. Martini's Classroom: Negative Number Addition Subtraction Quiz
Learners can test their knowledge of adding and subtracting positive and negative numbers with this interactive quiz.
ClassFlow
Class Flow: Multiplication and Division of Positive and Negative Numbers
[Free Registration/Login Required] This flipchart outline multiplication and division rules for positive and negative numbers and gives examples and problems for students and teachers.
Khan Academy
Khan Academy: Dividing Negative Numbers Review
Summarizes the rules for dividing with negative numbers, along with examples, and presents three practice questions.
Khan Academy
Khan Academy: Multiplying Negative Numbers Review
Summarizes the rules for multiplying with negative numbers, along with examples, and presents three practice questions.
Texas Education Agency
Texas Gateway: Comparing and Ordering Rational Numbers
Given a problem situation, the student will compare and order integers, percents, positive and negative fractions and decimals with or without a calculator.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Add and Subtract With Negatives
Find a quick, concise explanation of how to add and subtract with negatives. Step by step examples are included to help you understand how to find the sum or difference when negative numbers are involved.
Math Is Fun
Math Is Fun: Multiplying Negatives
The tutorial examines how to multiply negative numbers. The resource consists of detailed examples and explanations.
Alabama Learning Exchange
Alex: Let's Go Fishing for Positive and Negative Integers
This lesson will actively engage students in a fishing tournament that uses ordered pairs to catch fish. As students begin to catch the hidden fish, they will find a relationship between the integers in the ordered pairs. By identifying...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Multiplying and Dividing Real Numbers
A good refresher on multiplication and division of real numbers. Covers finding the reciprocal and performing multiplication with positive and negative numbers and zero.