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Ltp: 9th Grade Math Practice Questions
This site offers 38 practice math problems based on the Ohio 9th Grade Math Proficiency Test. Questions are multiple choice and answer pages include discussion.
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Mathedpage.org: Algebra Manipulatives: Comparison and History
This resource discusses the use of manipulatives in the study of Algebra. The author sees benefits in symbol manipulation to enrich understanding, in geometric interpretation strengthening the connection to other parts of mathematics,...