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8 Frações e Outras Representações<br />

preocupação em ensinar o melhor possível, em procurar diferentes abordagens<br />

a conceitos em que os alunos tendem a revelar algumas dificuldades, como é o<br />

caso dos racionais, se mantém independentemente das alterações curriculares.<br />

Referências<br />

[1] Barmby, P., Bilsborough, L., Harries, T., Higgins, S., Primary Mathematics:<br />

Teaching For Understanding, McGraw-Hill International, 2009.<br />

[2] Behr, M., Post, T., “Teaching rational number and decimal concepts”,<br />

In T. Post (Ed.), Teaching mathematics in grades K-8: Research-based<br />

methods, pp. 201-248, Allyn and Bacon, 1992.<br />

[3] Cramer, K., Whitney, S., “Learning rational number concepts and skills<br />

in elementary school classrooms”, In Lambdin, D. & Lester Jr., F.(Orgs.),<br />

Teaching and learning mathematics: translating research for elementary<br />

school teachers, pp.15-22, NCTM, 2010.<br />

Jornal das Primeiras Matemáticas, Nö2, pp. 3–8

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