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Unit Plan
Khan Academy

Khan Academy: Writing Basic Expressions Word Problems

For Students 5th - 7th Standards
Practice writing basic algebraic expressions to model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
Saddleback College

Algebra2 Go: Prealgebra

For Students 9th - 10th Standards
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
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Handout
Other

Chili Math: The Distributive Property of Multiplication Over Addition

For Students 6th - 9th Standards
The distributive property of multiplication over addition allows us to eliminate the grouping symbol, usually in the form of parenthesis. Illustrates the basic pattern or formula and how to apply it.