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petercooper
on Jan 15, 2014
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Why is a minute divided into 60 seconds, an hour i...
And why are multiplication tables in school typically taught up to 12x12? Historically in the UK, there were 12 pence in a shilling, 240 pence in the pound, 12 inches in a foot, etc, but I'm not sure of the value nowadays.
icebraining
on Jan 15, 2014
[–]
Not here in Portugal, we only teach up to 10x10.
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