Homework Help: 3rd grade

Posted by tia on Sunday, October 3, 2010 at 4:15pm.

what is the best estimate of 89+12

a 90 b. 100 c. 80 d. none of these

3rd grade - bobpursley, Sunday, October 3, 2010 at 4:17pm
I would have estimated about 90 + about 10
3rd grade - alex, Sunday, October 3, 2010 at 9:10pm
i would say c.

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