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Unit Plan
AAA Math

Aaa Math: Subtraction

For Students 1st - 8th Standards
This tutorial focuses on basic subtraction, subtraction facts, subtraction skills, subtraction of fractions and subtraction of positive and negative integers. Features include practice exercises and games.
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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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Interactive
Soft Schools

Soft Schools: Fishing Subtraction Game

For Students Pre-K - 1st
Go fishing by catching the fish with the correct answer to a basic subtraction problem. This game is interactive, fun, and the score is kept at the top of the page.
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Interactive
Calculator Soup

Calculator Soup: Mixed Numbers Calculator

For Students 9th - 10th
Do math calculations with mixed numbers (mixed fractions) performing operations on fractions, whole numbers, integers, mixed numbers, mixed fractions, and improper fractions. This calculator can add, subtract, multiply and divide mixed...
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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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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.