Rewrite square roots of negative numbers as imaginary numbers.

Practice finding equivalent multiplication and division expressions. Numbers in these problems may be negative. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

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.

Reference material describing negative numbers.

This lesson from Purplemath.com reviews negative numbers and their operations. Number lines are used for demonstration.

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.

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...

Learn how to find the root of a number. Topics covered include two roots, roots of negative numbers, and imaginary numbers. This site offers descriptions along with multiple examples.

Practice combining like terms using the distributive property. These problems involve adding and subtracting negative numbers.

This task has students do computations with positive and negative numbers in the context of temperature. Aligns with 6.NS.C.7.b.

Explore opposites and reciprocals through positive and negative numbers and fractions.

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.

A 5th grade lesson about subtracting mixed numbers with like fractional parts.

Add positive and negative numbers in this multiplayer space race!

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...

Resource defines numbers into two main categories, counting numbers and scalars. It also gives examples of number notation.

Learn about imaginary numbers with this handy reference guide. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.

A hands-on lesson demonstrating integers using the book, LESS THAN ZERO by Stuart J. Murphy

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.

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.

Interactive number line illustrates how as you move to the right the numbers increase and as you move to the left the numbers get more negative.