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MATH 7 - Math Fair 2022


Discover the secrets of this ancient tool for computing.


multiplying with abacus

abacus types

Chinese abacus

Japanese abacus

European abacus


SEARCH TIP -  SELECT "The Abacus "in the Table of Contents

CITATION TIP  -  Export GALE citation to your Math Fair project in  SELECT Cite on top of the article page and follow prompts.



Find the video segment on the abacus at the 2:27 minute mark.

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