Re: problem with historical data and referential integrity
From: Mikito Harakiri <mikharakiri_at_iahu.com>
Date: Fri, 17 Dec 2004 20:28:11 -0800
Message-ID: <GwOwd.35$RK1.131_at_news.oracle.com>
Date: Fri, 17 Dec 2004 20:28:11 -0800
Message-ID: <GwOwd.35$RK1.131_at_news.oracle.com>
<ak_tiredofspam_at_yahoo.com> wrote in message
news:1103343538.149424.50830_at_z14g2000cwz.googlegroups.com...
> << ... in American educational system adding rational numbers correctly
> is a skill
> developed somewhere between middle school and college. ...>>
> ???
> in our school district, in 5th grade (10 years old)
Besides anecdotical eveidence from slashdot? My wife is college instructor where she teaches elementary algebra. Some students are unable to add fractions. Received on Sat Dec 18 2004 - 05:28:11 CET