Homework Help: math

Posted by Mattie on Saturday, September 27, 2008 at 2:08pm.

In UIL number sense can someone tell me how to quickly solve the following type problem in my head. I know how to do it on paper, but paper is not allowed in number sense.
79-26

math - Ms. Sue, Saturday, September 27, 2008 at 2:53pm
I'd subtract 30 from 80 (or 3 from 8).

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