miércoles, 16 de septiembre de 2009

RUSSIAN MULTIPLICATION


It is definetely a delight to see how much we can get from TeacherTube! This is a video that explains how Russian peasants used to multiply (and apparently some still do). You don't need to understand the whole video but simply understand the mechanics of the multiplication. You could find helpful to know the meaning of "even number (2, 4,...)", as opposed to "odd number (3, 5,...)". Try it out for yourself. Have fun.

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