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September 2001, Week 4

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Subject:
Re: Wildly OT: Simple math question
From:
John Lee <[log in to unmask]>
Reply To:
John Lee <[log in to unmask]>
Date:
Fri, 28 Sep 2001 15:03:32 -0500
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 I have found wrong answers in my kids' books over the years.

John Lee

At 11:07 AM 9/28/01 -0700, Mark Boyd wrote:
>This is a simple math question from my 9 year olds homework.  Could someone
>with a mathematics background explain the reasoning behind the alleged
>correct answer for me? Because I just don't get it.
>
>The question:
>        What is the last digit in the number 346?
>
>She answered 6 and so did I.  The correct answer is apparently 3.  Why?
>I've already written a note to the teacher requesting an explanation, but I
>was hoping someone in the group could come up with something better than
>"Because the book says so".
>
>Thanks
>Boyd.
>
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