Literaturnachweis - Detailanzeige
Autor/inn/en | Isaacson, Douglas K.; und weitere |
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Titel | Magic Numbers in Subtraction. |
Quelle | In: Academic Therapy, 22 (1987) 4, S.433-36Infoseite zur Zeitschrift |
Sprache | englisch |
Dokumenttyp | gedruckt; Zeitschriftenaufsatz |
Schlagwörter | Arithmetic; Computation; Elementary Education; Learning Problems; Learning Strategies; Subtraction; Teaching Methods |
Abstract | Six easy-to-learn strategies are offered to help students with learning problems in mathematics make error-free subtraction calculations when either the subtrahend or remainder is a 9, 8, or 7 and when the minuend is in the teens. (CB) |
Erfasst von | ERIC (Education Resources Information Center), Washington, DC |
Update | 2004/1/01 |