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Journal for Multicultural…

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Error Patterns in Portuguese Students' Addition and Subtraction Calculation Tasks: Implications for Teaching

Peer reviewed

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Watson, Silvana Maria R.; Lopes, João; Oliveira, Célia; Judge, Sharon – Journal for Multicultural Education, 2018

Purpose: The purpose of this descriptive study is to investigate why some elementary children have difficulties mastering addition and subtraction calculation tasks. Design/methodology/approach: The researchers have examined error types in addition and subtraction calculation made by 697 Portuguese students in elementary grades. Each student…

Descriptors: Error Patterns, Foreign Countries, Elementary School Students, Mathematics Instruction