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Tutorial for Abacus division method  3/7    double digit division

The access to the simulator has been resumed at the following site. http://sequoia5.ca/eak/ekijo.htm Modern method (aka Shojoho) as well as Classic method (aka Kijoho) is covered this time. Online abacus is also available there. Subscription is welcome.

Видео Tutorial for Abacus division method  3/7    double digit division автора Математический король
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