So does considering simpler cases of two posts (3), three posts (3 + 3), and fou... | Hacker News

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		jasomill on May 4, 2013 \| parent \| context \| favorite \| on: A “simple” 3rd grade problem So does considering simpler cases of two posts (3), three posts (3 + 3), and four posts (3 + 3 + 3), then discovering the pattern (3(n - 1)).

keithpeter on May 5, 2013 [–]

Yes when teaching GCSE here in the UK where there is an algebra component.

I've also had students in Functional Maths classes just sketching arrangements of posts and counting the spaces.

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