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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.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Multiplication Involving Distance

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] Students practice solving word problems that use multiplication to find the distance.
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Interactive
ABCya

Ab Cya: Zero Sum

For Students 3rd - 6th
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...
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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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Activity
Wyzant

Wyzant: Simplifying Multiple Signs Worksheet

For Students 9th - 10th Standards
Dealing with multiple positive and negative signs in an algebra equation can be a challenge for some students. This inter-active quiz from WyzAnt provides 20 multiple-sign equations and their answers for students to test their knowledge.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Differences of Mixed Numbers Without Renaming

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Find the difference of mixed numbers with common denominators.
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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.

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