Kod: 17049256
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 'suspen ... więcej
25.97 €
Zwykle: 26.48 €
Oszczędzasz 0.51 €
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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 fo
25.97 €
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