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

by Paul Green

No Synopsis Available.

• Format: Paperback
• Language: English
• ISBN: 197804349X
• ISBN13: 9781978043497
• Release Date: October 2017
• Publisher: Createspace Independent Publishing Platform
• Length: 102 Pages
• Weight: 0.57 lbs.
• Dimensions: 0.2" x 8.5" x 11.0"