Learn to use the abacus(soroban), the Japanese way - Part 2
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YouTubeリナちゃん Rina-chan
Learn to use the abacus(soroban), the Japanese way - Part 2
We are doing addition and subtraction by making use of the complementary numbers. This will be continued on part 3 of the soroban series. 9:43 reasoning behind the specific order of operation 3:12 addition using complementary numbers w.r.t. 5 4:48 subtraction using complementary numbers w.r.t. 5 6:30 addition using complementary numbers w.r.t ...
199.9K viewsOct 17, 2019
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