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Irrational Numbers: The Gap between Formal and Intuitive Knowledge
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Sirotic, Natasa; Zazkis, Andrina – Educational Studies in Mathematics, 2007
This report focuses on prospective secondary mathematics teachers' understanding of irrational numbers. Various dimensions of participants' knowledge regarding the relation between the two sets, rational and irrational, are examined. Three issues are addressed: richness and density of numbers, the fitting of rational and irrational numbers on the…
Descriptors: Mathematics Teachers, Numbers, Intuition, Secondary School Mathematics