91¶¶Òõ

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91¶¶Òõ

Last updated

22 February 2018

pptx, 1.82 MB
pptx, 1.82 MB
Brackets are compared to party bags! So expanding is just finding out how many items altogether.

Hopefully simple, visual explanation of concept followed by some quick questions. Used alongside mini-whiteboards.
Creative Commons "Sharealike"

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