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This pocket edition book will teach you step-by-step how to perform addition, subtraction, division, multiplication, square roots and cube roots on a Chinese abacus. It also explains the ancient 'extra bead' method and the 'suspended bead' method. Great for both children and adults. Clearly explained with text and pictures throughout every stage of your calculation.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.