median Don Steward Magic Squares: equations with a letter on both sides

median Don Steward Magic Squares

Thursday, 4 August 2011

equations with a letter on both sides

don steward at 07:11

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don steward: my interest is in effective tasks for teaching mathematics to 10 to 18 year students ~ I have collected and trialled many people's ideas for tasks for many years and have played at making these work ~ my thanks to these people

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