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Download full textChaiklin, Seth; Lesgold, Sharon B. – 1984
Knowledge about the structure of arithmetic expressions enables people to reason effectively about such expressions, including an ability to judge equivalence under transformations. This paper reports an empirical study of six middle-school children who judged the equivalence of three sets of three-term arithmetic expressions with an addition and…
Descriptors: Algebra, Arithmetic, Cognitive Processes, Educational Research
