Teacher2Teacher 
Q&A #15735 
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From: Yana <Luckystaryana@aol.com> To: Teacher2Teacher Public Discussion Date: 2007032309:30:39 Subject: GCSE Maths: Number Grid box 10 by 10... a box drawn round four numbers find the product of the top left number and the bottom right number in this box do the same with the top right and bottom left numbers calculate the difference between these products investigate futher
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