Multiplying Coins Trick

http://www.youtube.com/watch?v=NhWWgBwNEYc

Screenshot of

Publisher, Curiosity Show, Video, YouTube

It seems like telepathy but, as Rob shows, its a bit of simple logic combined with easy mental arithmetic, but if your audience doesn't know how it's done, it is an impressive trick.

21 December 2013 Edit: 25 February 2014

Topics:
Number, Special Numbers
Content Type:
Publisher, Curiosity Show, Video, YouTube
NSW Mathematics K-10 Syllabus
Number and Algebra, MA2-4NA Whole Numbers, MA3-4NA Whole Numbers
NSW Curriculum New
Number and algebra, Representing numbers using place value, MA2-RN Representing numbers using place value, MA2-RN-01 Representing numbers using place value, Represents numbers, MA3-RN Represents numbers, MA3-RN-01 Represents numbers

Submit a correction to this link | Help align this link to The Australian Curriculum

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