The Japanese Soroban Abacus, Part 4: Multiplication
This was originally made in 2012. Unfortunately the online app used to make this abacus no longer exists. The original video can be found here: • Video

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The Japanese Soroban Abacus, Part 1: The Basics

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How to multiply in Abacus | How to multiply on Abacus | 2 Digit Multiplication.

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The Japanese Soroban Abacus, Part 3: Subtraction

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Japan's ancient secret to better cognitive memory - BBC REEL

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2 Digit X 2 Digit Multiplication || How to multiply in abacus || Abacus Multiplication

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Master Abacus Multiplication: Step-by-Step Tutorial

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How to Multiply Using a Soroban (Japanese Abacus) - Part 2: Multiplication on the Soroban

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Lesson 2 - How to use the Abacus aka Soroban? Simple Addition & Subtraction Questions

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How to Add using a Soroban (Japanese Abacus)

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Abacus Tutorial: 1 Basic function

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