How to Abacus Exercise - 2 Digits 8910 (Paperback) (ISBN-13: 9781949622126)

Having learned abacus formulas, it's time to show off your skills in solving number problems. When you feel comfortable with five, six and seven 2-Digit number arithmetics, you should move on to eight, nine or ten 2-digit number exercises. How to Abacus Exercise has more exercise books waiting for you to practice: 2 digits 34, 2 digits 567, 2 digits 810, 3 digits 36 and 3 digits 810. Check them all out.

Author: Sheena Chin,Yonhao Fan
ISBN-10: 1949622126
ISBN-13: 9781949622126
Publisher: Pingrow Media
Language: English
Published: 10/05/2019
Pages: 60
Format: Paperback
Weight: 0.36lbs
Size: 11.02h x 8.50w x 0.12d