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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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Common Core Sheets

Common Core Sheets: The Number System 7.ns.1a Worksheets

For Teachers 7th
Create a worksheet to assess students understanding of adding and subtracting with negative and positive numbers.
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Website
PBS

Pbs Learning Media: Cyberchase: Competing for the Northern Hemisphere Games

For Students 6th - 8th
In this short Cyberchase video, students learn about positive and negative numbers as Harry tries to score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans. [3:24]
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Unit Plan
CK-12 Foundation

Ck 12: Positive and Negative Fraction and Decimal Comparison Grade 7

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals and fractions.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Integers on a Number Line

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of integers by using a number line. Students examine guided notes, review guided practice, watch instructional videos and attempt...
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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...
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Unit Plan
Khan Academy

Khan Academy: Addition & Subtraction: Find the Missing Value

For Students 6th - 8th Standards
Practice finding the missing value in an addition or subtraction equation involving negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Khan Academy

Khan Academy: Compare and Order Absolute Values

For Students 5th - 7th Standards
Write an inequality to compare absolute values. Order numbers written in absolute value form from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Comparing Temperatures

For Teachers 6th Standards
This task has students do computations with positive and negative numbers in the context of temperature. Aligns with 6.NS.C.7.b.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Jumping Flea

For Teachers 6th Standards
In this task, 6th graders examine where numbers are on a number line in relation to zero and what we mean by absolute value. Aligns with 6.NS.C.7.
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Handout
Math Open Reference

Math Open Reference: Number

For Students 9th - 10th
Resource defines numbers into two main categories, counting numbers and scalars. It also gives examples of number notation.
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Khan Academy

Khan Academy: Addition & Subtraction: Find the Missing Value

For Students 7th
Practice finding the missing value in an addition or subtraction equation involving negative numbers.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic:

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.
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Interactive
Arcademics

Arcademics: Orbit Integers

For Students 5th - 7th
Select the correct answer by adding integers to advance your spacecraft.
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Interactive
Arcademics

Arcademics: Integer Warp

For Students 6th Standards
Idenitfy the correct answer based upon the given integer multiplication problem.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.ee Who Is the Better Batter?

For Teachers 7th Standards
Seventh graders compare the batting averages of two baseball players in this lesson plan.
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Handout
Wolfram Research

Wolfram Math World: I

For Students 9th - 10th
The imaginary number (also called the imaginary unit) is defined as the square root of negative one. This site explains the rational for the existence of the imaginary number "i" and gives formulas involving "i" including Euler's...
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Khan Academy

Khan Academy: Finding Absolute Values

For Students 6th - 8th
In this exercise, students practice finding absolute values. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unit Plan
Khan Academy

Khan Academy: Finding Absolute Values

For Students 5th - 7th Standards
Practice finding the absolute value of a number, like -4 or 3. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
PBS

Pbs: Simplifying the Sum of Two Algebraic Expressions

For Students 6th - 8th
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
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Unit Plan
PBS

Pbs: Simplifying an Algebraic Expression

For Students 6th - 8th
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...
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Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Potencias De Numerous Racionales

For Students 9th - 10th Standards
In Spanish. In this site you will practice working with whole and rational exponents with different interactive activities.
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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.
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Khan Academy

Khan Academy: Coordinate Plane Problems in All Four Quadrants

For Students 3rd - 5th Standards
In this exercise, students practice coordinate plane problems in all four quadrants. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.