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How to Use an Abacus (SMILE)

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Visit this site: http://www.iit.edu/~smile/ma9007.html
Author:William Gordon, John Hope Academy
Description: A lesson designed to demonstrate the properties and operations of a number system; develop an understanding of the commutative, associative and distributive properties of the mechanics of the abacus; and to help students understand the place value of whole numbers using an abacus. From the Recreational and Creative Math section of a collection of almost 200 single concept lessons by the Science and Mathematics Initiative for Learning Enhancement.
Levels: High School (9-12)
Languages: English
Resource Types: Calculators, Manipulatives, Lesson Plans and Activities
Math Topics: Basic Operations

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