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Usnick, Virginia; Engelhardt, Jon M. – Focus on Learning Problems in Mathematics, 1988
Describes a study designed to investigate the relationship between students' learning of the standard double-digit addition algorithm and basic fact mastery or numeration concepts. Results suggest basic fact mastery and knowledge of numeration concepts may not be as necessary as previously assumed to learning multidigit addition. (PK)
Descriptors: Addition, Basic Skills, Computation, Educational Research
