Literaturnachweis - Detailanzeige
Autor/in | Baroody, Arthur J. |
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Titel | Problem Size and Mentally Retarded Children's Judgment of Commutativity. |
Quelle | In: American Journal of Mental Deficiency, 91 (1987) 4, S.439-42 |
Sprache | englisch |
Dokumenttyp | gedruckt; Zeitschriftenaufsatz |
Schlagwörter | Abstract Reasoning; Addition; Arithmetic; Cognitive Development; Elementary Secondary Education; Mathematical Concepts; Mild Mental Retardation; Moderate Mental Retardation |
Abstract | The effects of problem size on judgments of commutativity by 51 moderately and mildly retarded students were investigated. Results indicated that many retarded students who are given computational practice recognize the general principle that addend order does not affect the sum. (Author/DB) |
Erfasst von | ERIC (Education Resources Information Center), Washington, DC |