SUBSCRIBE chat center Gazette|Chatboards|Lessons|Projects|Classifieds|Mailrings|Jobs|Harry Wong|Live!|Advertise SUBMIT POST ALL POSTS TOP POSTS Share | Print | Report Post Brain Compatible Teaching Chatboard Search Teachers.Net Advanced Quick Links: Set Hot Now... • August 2008 Gazette • Teacher Tech Center • The Lesson Bank Most Popular • Set Your Quick Links • Chat Center • All Chatboards • Lesson Bank • Teacher Mailrings • Project Center • Classified Ads • Live Chat & Meetings Select by • State/Region • Grade Level • Curriculum • Interest Group • Teaching Method Special Topics • Technology • Languages • Hot Topics • Career Center • Distance Learning • Fundraising • Tutoring Center • Teacher's Bookshelf • Free Printables • Classroom Photos • Meeting Archive • Teaching Articles • Library • Web Tools • Webring • Search • Advertise   Re: Unbelievable Math Problem! Posted by agatha on 4/29/07 On 2/04/06, Cute algorithm! wrote: > On 8/20/05, Dale wrote: >> 1.Grab a calculator.. >> 2.Key in the first three digits of your phone number. >> (Not area code) >> 3.Multiply by 80. >> 4.add 1. >> 5.Multiply by 250. >> 6.Add the last 4 digits of your phone number. >> 7..Add the last 4 digits of your phone number again. >> 8.Subtract 250. >> 9.Divide number by 2. >> 10.Do you recognize the answer? >> >> Please let me know! >> > Cute algorithm! ...but hardly unbelievable. > Where b < 10,000: > ((a*80 + 1)250 + 2b - 250)/2 > Result: a(10000)+ b awsome!!! Posts on this thread, including this one Unbelievable Math Problem!, 8/20/05, by Dale. Re: Unbelievable Math Problem!, 8/21/05, by Suzy. Re: Unbelievable Math Problem!, 9/08/05, by Diva. Re: Unbelievable Math Problem!, 9/17/05, by David. Re: Unbelievable Math Problem!, 9/17/05, by David. Re: Unbelievable Math Problem!, 2/01/06, by chanel&ashley. Re: Unbelievable Math Problem!, 2/04/06, by Cute algorithm!. Re: Unbelievable Math Problem!, 2/18/06, by olivia. Re: Unbelievable Math Problem!, 4/04/06, by angel. Re: Unbelievable Math Problem!, 4/08/06, by Sandrx. Re: Unbelievable Math Problem!, 5/01/06, by Brian. Re: Unbelievable Math Problem!, 8/30/06, by Sandrx. Re: Unbelievable Math Problem!, 9/02/06, by pete. Re: Unbelievable Math Problem!, 9/19/06, by kelli. Re: Unbelievable Math Problem!, 3/28/07, by jhony. Re: Unbelievable Math Problem!, 3/29/07, by Shirley. Re: Unbelievable Math Problem!, 4/29/07, by agatha. Re: Unbelievable Math Problem!, 5/31/07, by Me. Re: Unbelievable Math Problem!, 7/19/07, by Michelle. Re: Unbelievable Math Problem!, 9/15/07, by brianna. Re: Unbelievable Math Problem!, 11/15/07, by Roger Gossen. Re: Unbelievable Math Problem!, 11/29/07, by ..... Re: Unbelievable Math Problem!, 1/05/08, by JJ. Re: Unbelievable Math Problem!, 1/26/08, by Steve. Re: Unbelievable Math Problem!, 1/28/08, by jack tawil. Re: Unbelievable Math Problem!, 2/20/08, by lalal. Re: Unbelievable Math Problem!, 6/06/08, by Linda.

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