Abacus - Cours 1
1ère vidéos d'introduction de l'abacus. Savoir nommer les différentes billes et colonnes, savoir compter... se familiariser avec l'objet.
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Abacus - Cours 2
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Learning to count with the soroban (1/4)
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Soroban (boulier japonais) #2 - Additions et soustractions - GUIDE COMPLET
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Abacus Multiplication
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CE 10h séance 01 les mains et le boulier
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How to use the abacus, Add, Subtract, Multiply, Divide /GTflix
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Comment utiliser un boulier en classe
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Lesson 3 - Simple Addition with the Soroban
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E=M6 Soroban Boulier Abacus
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How to Multiply Any Number Mentally and Easily (Fabien Olicard)
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Abacus et cie: Calculons ensemble...
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Comment calculer vite ? La méthode Abacus.
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How To Use An Abacus
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Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds
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Les bouliers - Machines à calculer #1 - Micmaths
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Mental arithmetic: 100 little geniuses compete, "my daughter can calculate in 0.3 seconds"
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NERVOUS 12-Year-Old Who Can Sing Without Opening Her Mouth Earns Mel B's GOLDEN BUZZER!
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V1 : PRÉSENTATION DU SOROBAN
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At 12 years old, they are geniuses at mental calculation!
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