PBS
Pbs: Multiplying and Dividing With Negatives
Deepen your understanding of multiplication and division of rational numbers. This interactive exercise focuses on the rules for finding the products and quotients of positive numbers, negative numbers, and fractions and then finding the...
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: Coolmath4kids: Orbit Integers
Add positive and negative numbers in this multiplayer space race!
Alabama Learning Exchange
Alex: "Integers, Less Than Zero"
A hands-on lesson demonstrating integers using the book, LESS THAN ZERO by Stuart J. Murphy
Mocomi & Anibrain Digital Technologies
Mocomi: Addition and Subtraction of Integers
Explores the commutative, associative, and distributive properties of integers, and rules for adding and subtracting them.
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.
University of Cambridge
University of Cambridge: Maths and Sports: Swimming Pool
We're investigating the number of steps we would climb up or down to get out of or into the swimming pool. How could you number the steps below the water? This activity uses the familiar environment of a swimming pool to introduce...
Other
Msjc: Lesson: The Opposite and the Reciprocal Assignment: The Opposite
Explore opposites and reciprocals through positive and negative numbers and fractions.
University of Texas at Austin
Tex's French Grammar: Subjunctive Usage Doubt
This site from Tex's French Grammar explains use of the subjunctive with expressions of doubt and uncertainty, interrogatives and negatives, relative clauses that express uncertainty and superlatives. Provides usage examples, dialogues...
Illustrative Mathematics
Illustrative Mathematics: 6.ns Comparing Temperatures
This task has students do computations with positive and negative numbers in the context of temperature. Aligns with 6.NS.C.7.b.
ABCya
Ab Cya: Zero Sum
Welcome to Zero Sum, a fun math-puzzle game! Drag the tiles over the target numbers to reduce their values to zero. Be careful to make sure that none of the target numbers get reduced below zero. If you get stuck, use the reset button to...
State Library-Florida
Florida Memory: Daguerreotype to Digital: Brief History of Photography
Online history of the photographic process arranged by type and time period.
Khan Academy
Khan Academy: Rational Numbers on the Number Line
Practice placing positive and negative fractions and decimals on the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Open Reference
Math Open Reference: Positive Numbers
Learn about positive numbers with this handy reference guide. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Math Open Reference
Math Open Reference: Number
Resource defines numbers into two main categories, counting numbers and scalars. It also gives examples of number notation.
Other
The Real Number System
The subsets of the real number system are organized in an easy-to-read table. Use the questions at the bottom of the page as an assignment to check for understanding.
University of Cambridge
University of Cambridge: Nrich: What Are You Plotting?
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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