Librería: liu xing, Nanjing, JS, China
paperback. Condición: New. Language:Chinese.Pages Number: 290 Publisher: Capital Trade Pub. Date :2008-01-01 version 1. Contents: Preface Chapter Basics Section abacus beads method call type II Chapter II Section abacus addition subtraction Section II Addition subtraction subtraction exercises to practice with: Subtraction by subtraction of traditional exercises Section III Chapter III of the abacus by subtraction multiplication practice multiplication Section II outlines the multiplication practice multiplication brok. Nº de ref. del artículo: LG0871
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