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Type: BOOK - Published: 2014-06-01 - Publisher:
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Type: BOOK - Published: 2017-10-02 - Publisher: Createspace Independent Publishing Platform
A Complete Abacus Mind Math Instruction and Workbook for addition and subtraction, the book includes: Instructions on how to effectively introduce children to m
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Level-2 instructional book to teach children mind math skills using Soroban, the Japanese abacus.
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Level-3 instructional book to teach children mind math skills using Soroban, the Japanese abacus.
Language: en
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Learn how to add, subtract, multiply, divide and find square roots with this easy to use instruction guide. There are many sample problems with step-by-step ins
