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Re: problem with historical data and referential integrity

From: <ak_tiredofspam_at_yahoo.com>
Date: 17 Dec 2004 20:18:58 -0800
Message-ID: <1103343538.149424.50830@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)
Received on Fri Dec 17 2004 - 22:18:58 CST












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