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Handout
Quia

Ixl Learning: Comparing Rational Numbers

For Students 6th - 7th Standards
Brush up on your math skills relating to comparing rational numbers then try some practice problems to test your understanding.
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Graphic
Cool Math

Coolmath: Number Systems

For Students 9th - 10th
This CoolMath resource will teach students about natural numbers, positive numbers, and whole numbers.
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Unit Plan
PBS

Pbs: Harry Makes a Big Splash With Positive and Negative Numbers

For Students 6th - 8th
In this Cyberchase video, Harry, his friend, and his cousin Harley form a swim relay team. They get timed in three different strokes to see who should swim which one in a relay. They look at the results and try to find the combination of...
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Unit Plan
PBS

Pbs Learning Media: Pearl Diver

For Students 6th - 8th
Play a fast-paced video game that involves finding rational numbers on the number line. This game from Math Snacks focuses on using what you know about positive and negative numbers and fractions to place them correctly on the variable...
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Interactive
PBS

Pbs Learning Media: Logical Leaps: Rational Numbers on the Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving a wallaby jumping contest.
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Unknown Type
Mr. Martini's Classroom

Mr. Martini's Classroom: Negative Number Addition Subtraction Quiz

For Students 3rd - 8th Standards
Learners can test their knowledge of adding and subtracting positive and negative numbers with this interactive quiz.
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Unknown Type
Houghton Mifflin Harcourt

Houghton Mifflin Harcourt: Saxon Activity Center: Graphing Calculator Activity: Positive and Negative [Pdf]

For Students 9th - 10th Standards
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.
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Whiteboard
ClassFlow

Class Flow: Number Sense Integers

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] This flipchart will help students understand positive and negative integers and use them in computations and includes Activote questions for assessment.
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Whiteboard
ClassFlow

Class Flow: Positive & Negative Numbers

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart contains manipulatives for creating addition and subtraction problems using positive and negative numbers. There is an example problem that teachers can use to help design their own...
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Activity
Wyzant

Wyzant: Simplifying Multiple Signs Worksheet

For Students 9th - 10th Standards
Dealing with multiple positive and negative signs in an algebra equation can be a challenge for some students. This inter-active quiz from WyzAnt provides 20 multiple-sign equations and their answers for students to test their knowledge.
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Whiteboard
ClassFlow

Class Flow: Rational Numbers

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Using a number line, the terms whole numbers, rational numbers and integers are defined positive and negative numbers are discussed.
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Whiteboard
ClassFlow

Class Flow: Multiplication and Division of Positive and Negative Numbers

For Teachers 5th - 7th
[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.
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Activity
University of Cambridge

University of Cambridge: Nrich: Coordinate Tan

For Students 9th - 10th
Enter the World of Tan. The solutions to these challenges are located right on the website.
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Graphic
University of Cambridge

University of Cambridge: Nrich: What Are You Plotting?

For Students 3rd - 8th Standards
This one page website is for practicing graphing ordered pairs. It lets you know right away if your choice is incorrect. At the bottom of the page their is a challenge with the solution just a click away.
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Activity
University of Cambridge

University of Cambridge: Nrich: Coordinate Cunning

For Students 3rd - 8th Standards
Play this game for two and learn how to graph ordered pairs on the coordinate plane at this one page website. You will know right away if you have the correct coordinates.
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Activity
National Council of Teachers of Mathematics

Nctm: Figure This: What Time Is It In?

For Students 3rd - 8th
Can you figure this? If it is afternoon in San Francisco, California, what time is it in Cairo, Egypt? Explore positive and negative number values in this one page activity using time zones from different parts of the world.
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Interactive
Calculator Soup

Calculator Soup: Adding and Subtracting Integers (Whole Numbers) Calculator

For Students 9th - 10th
Use this calculator for adding and subtracting integers. Positive and negative whole numbers are integers. The calculator shows the work for the math and shows you when to change the sign for subtracting negative numbers.
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Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: High School Basic Algebra Review

For Students 9th - 10th Standards
An overview of basic high school algebra topics can be found here. Absolute value, signed numbers, inequalities and equations, mixture problems, and direct and indirect variation are all listed, each with links to questions posed by...