91¶¶Òõ

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91¶¶Òõ

Last updated

20 January 2015

doc, 169 KB
doc, 169 KB
A set of patterns to complete to illustrate the consistency of the four rules of operation as applied to negative numbers, and hopefully remove the mystery.
Creative Commons "Sharealike"

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5

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Slothful

13 years ago
5

Thanks for these - really kind of you

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