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Imaginary Abacus - Workbook: A mind math step-by-step guide to addition and subtraction using an imaginary Japanese abacus (Soroban).

Name: Imaginary Abacus - Workbook: A mind math step-by-step guide to addition and subtraction using an imaginary Japanese abacus (Soroban).
Brand: Createspace Independent Publishing Platform
SKU: 9781542357227
Price: 13.99 USD
Availability: InStock

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Availability: In Stock

Contributors:

Paul Green

Publisher:

Createspace Independent Publishing Platform

Binding:

Paperback

Book Category:

Education, Mathematics

Book Subcategory:

Learning Styles, Counting & Numeration

Shipping & Return +

The product is eligible for a complimentary return within 30 days from the date of purchase. Furthermore, individual items are shipped within 24 hours of receiving the order.

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Specifications +

Release Date:

2017-01-11

ISBN 13:

9781542357227

Weight:

0.67 lbs

Size:

11.00 x 8.50 x 0.26 inches

Pages:

124

Mint Condition +

product description

Description

Learn to add and subtract in your head by imagining an abacus to calculate the result. This workbook has 1882 problems with answers. Example: Learn to calculate 415-350+233-155+44 quickly, just by imagining an abacus. To follow this course you will also need: 1) A Japanese abacus (with at least 13 columns). 2)The accompanying Instruction book 'Imaginary Abacus - Instruction book' (sold separately). Clearly written with graphics. Answers to all work is included. Learning to use an abacus is both enjoyable and helps to improve concentration and memory power. Clearly written with graphics. Answers to all work is included. Learning to use an abacus is both enjoyable and helps to improve concentration and memory power.

Imaginary Abacus - Workbook: A mind math step-by-step guide to addition and subtraction using an imaginary Japanese abacus (Soroban).

Description

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