Illustrative Mathematics
Comparing Freezing Points
Subtracting negative numbers can be confusing to your middle schoolers. Here, they are able to draw a number line and put their answer in sentence form to check their understanding of negative numbers.
Curated OER
Distances Between Houses
This resource sneaks in the math so your learners will be adding and subtracting positive and negatives on a number line while thinking they are mapping out houses. The activity starts by putting houses the appropriate distance away from...
Agile Mind
Cake Weighing
An online set of four yummy questions addresses number sense for sixth graders. They place points on a number line, determine relative values, interpret absolute value, and apply their understanding to the weighing of cakes for a bakery....
Florida Center for Instructional Technology
A Human Number Line: Teacher Notes
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and...
5280 Math
Integer Interpreter
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
BBC
Bbc: Bitesize Revision: Negative Numbers
You can learn to recognize negative numbers and do simple computation with negative numbers. The explanations are short, simple and clear. There is even a test to check your introductory skills.
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.
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.
Texas Instruments
Texas Instruments: Addition of Whole Numbers
This StudyCards stack enables students to review basic addition of positive and negative integer numbers. They are tested on their ability to add positive numbers, negative numbers and numbers in parenthesis.
Learning Wave Communications
Learning Wave: Adding Integers
Using several examples, this resource demonstrates how positive and negative numbers are added while applying them to real world situations.
Washington State University
Washington State University: Real Numbers
This site from Washington State University provides properties and rules of addition and multiplication that help with proofs.
Lizard Point Quizzes
Lizard Point: Addition Practice
Practice several different levels of difficulty of addition problems from single digit all the way up to 3 digit with regrouping. You can also choose single digit addition with negative numbers. When you are finished you can print your...
Other
Math Game Time: Adding Multiple Integers
A worksheet for practicing the addition of positive and negative numbers up to 20. An answer key is provided. The printable file can be accessed through the 'Click Here' link at the bottom of the worksheet.
Lesson Tutor
Lesson Tutor: A Beginning Look at Basic Algebra
Twelve lessons are provided as an introduction to basic algebra. Each covers the topic clearly, providing examples with explanations as well as practice problems and their solutions for the user. Topics highlighted here include: solving...
Other
Web Math Minutes
Students can practice addition, subtraction, multiplication, and division through this customizable learning resource. Choose the number and type of problem as well as the largest number used.
OnlineMathLearning.com
Online Math Learning: Adding & Subtracting Positive & Negative Decimals
An interactive worksheet for practice in the addition and subtraction of decimals with positive and negative signs.
Education Place
Houghton Mifflin: Eduplace: Kids' Place Mathematics
Educational publisher Houghton Mifflin provides a colorful, engaging site that offers test-prep practice, test-taking strategies, and brain teasers on a variety of math concepts for grades 1-6. Just "Choose an activity and pick a grade,"...
Education Place
Houghton Mifflin: Eduplace: Kids' Place Mathematics
Educational publisher Houghton Mifflin provides a colorful, engaging site that offers test-prep practice, test-taking strategies, and brain teasers on a variety of math concepts for grades 1-6. Just "Choose an activity and pick a grade,"...
Interactive Mathematics
Interactive Mathematics: Basic Algebra
Interactive lessons are provided for many topics in algebra, including: laws of algebra, powers, roots and radicals, algebraic expressions, equations, and more. Use the links to navigate the tutorial and learn more focused concepts. The...