Browsing by Author "Özel, Serkan"
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Students’ mathematical work on absolute value: focusing on conceptions, errors and obstacles
Elia, Iliada; Özel, Serkan; Gagatsis, Athanasios; Panaoura, Areti; Özel, Zeynep Ebrar Yetkiner (2016)This study investigates students’ conceptions of absolute value (AV), their performance in various items on AV, their errors in these items and the relationships between students’ conceptions and their performance and ...