Posted by **Karen** on Tuesday, September 21, 2010 at 6:53pm.

Kelly subtracted 2.3 from 20 and got 17.7. Explain why this answer is resonable.

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**Ms. Sue**, Tuesday, September 21, 2010 at 6:55pm
2.3 is a little more than 2.

20 - 2 = 18

17.7 is a little less than 18.

Does this make sense to you?

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**dazha**, Tuesday, September 11, 2012 at 10:32pm
well i have the same homework

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**wcnk**, Thursday, October 4, 2012 at 3:39pm
Gg xfgbn

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**Anthony**, Thursday, October 4, 2012 at 3:44pm
Oops, sorry that is my little bro,he likes to mess with my computer.

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