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Description
This book will teach you step-by-step how to perform addition and subtraction on a Chinese abacus. Clearly explained with text and colored pictures throughout every stage of your calculation. It has been specifically written for children.
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This book will teach you step-by-step how to perform addition and subtraction on a Chinese abacus. Clearly explained with text and colored pictures throughout every stage of your calculation. It has been specifically written for children.
Reviews