+
Lesson Plan
Curated OER

Bean Toss

For Teachers 9th - 12th
Students investigate positive and negative numbers using lima beans as a concrete model.
+
Lesson Plan
University of South Florida

Fcat: Human Number Line: Teacher Notes

For Teachers 5th - 7th Standards
This activity allows students to physically create a number line and work on adding and subtracting integers. This lesson can be adapted to include other concepts with real numbers.
+
Handout
Math Is Fun

Math Is Fun: The Evolution of Numbers

For Students 9th - 10th Standards
Discusses what numbers are and how our understanding of them has evolved over thousands of years, from simple counting to negative numbers and irrational numbers, for example. Includes a set of practice questions where students identify...
+
Unit Plan
New York Times

New York Times: Steven Strogatz on the Elements of Math Series the New York Times

For Students 9th - 10th
[Free Registration/Login Required] On this site, Cornell University mathematics professor, Steven Strogatz, shares his 15-part series of columns on the elements of math. He investigates topics ranging from negative numbers to subtraction...
+
Website
Other

Center School District: Everyday Math Resources

For Students 3rd - 8th
Everyday Math Resources for 5th grade is an excellent resource for both students and teachers. Twelve math strands are linked to activities and interactive games that support the learning outcomes. Click on links at the top to access...
+
Activity
Education Place

Houghton Mifflin: Eduplace: Kids' Place Mathematics

For Students Pre-K - 1st
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,"...
+
Activity
Other

Web Math Minutes

For Students Pre-K - 1st Standards
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.
+
Activity
Education Place

Houghton Mifflin: Eduplace: Kids' Place Mathematics

For Students Pre-K - 1st
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
PBS

Pbs Learning Media: The Number Line: Rational Numbers and Football

For Students 6th - 8th Standards
Students add and subtract plays on a football field to practice working with negative and positive integers on the number line.
+
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Inca Temple: Number Sense

For Students 5th - 6th
Do you want to know how to pronounce really big numbers? Paul can teach you!
+
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Volt Meter

For Students 3rd - 8th Standards
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.
+
Unknown Type
Math Slice

Math Slice: Sundee Slice Special Test

For Students 3rd - 8th Standards
A concise tool for assessing a variety of math concepts including measurement, algebra, number sense, and data. Assessment is scored online immediately. An excellent tool for quick assessment.
+
Interactive
Beacon Learning Center

Beacon Learning Center: Anti Toast

For Students 5th - 8th Standards
Students explore positive and negative numbers in this interactive web lesson. Learning exercises are provided for students to practice adding integers.
+
Website
Primary Resources

Primary Resources: Negative Numbers

For Teachers 3rd - 8th
Teacher resources for teaching and reviewing negative numbers by themselves and with thermometers. There are games, PowerPoint presentations, pdf files, Word files, and Excel files available for download at several different skill levels.
+
Interactive
PBS

Pbs Kids: Cyberchase: Space Coupe to the Rescue

For Students 6th - 8th Standards
This interactive game allows users to practice with positive and negative numbers.
+
Activity
AAA Math

Aaa Math: Evaluating Exponents of Negative Numbers

For Students 6th - 8th Standards
This site explains how to evaluate exponents of positive and negative numbers. The site provides games and exercises to practice the skill.
+
Activity
AAA Math

Aaa Math: Evaluating Exponents of Negative Numbers

For Students 6th - 8th Standards
The mathematics resource examines how to evaluate exponents of negative numbers. Practice exercises are included.
+
Unit Plan
Scholastic

Scholastic: Study Jams! Math: Numbers: Integers

For Students 6th - 8th Standards
This site provides great practice on the concept of integers. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their knowledge by...
+
Interactive
Mangahigh

Mangahigh: Number: Add and Subtract With Integers

For Students 6th - 8th Standards
Add and subtract positive and negative numbers.
+
Unit Plan
Mangahigh

Mangahigh: Number: Multiply and Divide With Integers

For Students 6th - 9th Standards
This site provides students practice with the concept of multiplying and dividing integers. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
+
Unit Plan
Khan Academy

Khan Academy: Adding Negative Numbers

For Students 6th - 8th
Practice adding positive and negative single-digit numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
+
Unit Plan
Khan Academy

Khan Academy: Negative Number Addition and Subtraction: Word Problems

For Students 6th - 8th Standards
Practice solving word problems with negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
+
Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Negative Numbers

For Students 6th - 8th Standards
Practice solving addition and subtraction problems with integers (positive and negative numbers). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
+
Unit Plan
Khan Academy

Khan Academy: Equivalent Expressions With Negative Numbers

For Students 6th - 8th Standards
Practice identifying equivalent expressions involving the addition and subtraction of negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.