Japanese Soroban Abacus Method

(2 Posts)
lulucappuccino Wed 18-May-16 19:42:07

Does anyone use this? Is it effective? Thanks.

irvineoneohone Wed 18-May-16 21:02:37

To be very effective with big numbers, you really need to be good at it.
Helps a bit with mental maths(When you go higher the grade, you start using virtual abacus in your head.)
But no, I don't think it's that effective, it's old fashioned.

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