Posted by Jen on Friday, January 25, 2013 at 6:27am.
To find 6x8 i can use the facts for 5x4 and 1x4. do you agree, if so explain

math  Reiny, Friday, January 25, 2013 at 9:40am
I don't see how
5x4=20 and 1x4 = 4, so ...?
When I was a kid, they "made me" learn that
6x8 = 48 , and somehow I still know that.
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