Posted by ASHLEY on Wednesday, February 10, 2010 at 7:01pm.
Show at least two ways other than using a calculator to find Explain in writing why each makes sense.

math  Ms. Sue, Wednesday, February 10, 2010 at 7:04pm
Your question doesn't make any sense.

math  ASHLEY, Wednesday, February 10, 2010 at 7:06pm
Sorry, the question is show at least two ways other than using a calculator to find 13 x 31. Explain in writing why each makes sense.

math  Ms. Sue, Wednesday, February 10, 2010 at 7:18pm
Straight multiplication using pencil and paper is one.
What is another way?
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