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Ekawati, Rooselyna; Kohar, Ahmad Wachidul; Imah, Elly Matul; Amin, Siti Maghfirotun; Fiangga, Shofan – Journal on Mathematics Education, 2019
This study aimed to determine the cognitive process employed in problem-solving related to the concept of area conservation for seventh graders. Two students with different mathematical ability were chosen to be the subjects of this research. Each of them was the representative of high achievers and low achievers based on a set of area…
Descriptors: Cognitive Processes, Problem Solving, Mathematics Skills, Mathematics Achievement
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Winarti, Destina Wahyu; Amin, Siti Maghfirotun; Lukito, Agung; Van Gallen, Frans – Indonesian Mathematical Society Journal on Mathematics Education, 2012
Learning the concept of perimeter and area is not easy for students in grade 3 of primary school. A common mistake is that students think that if the area is the same, the perimeter also has to be the same. It is difficult for them to understand that for a given area, there are many possibilities of perimeter and vice versa. When student are not…
Descriptors: Foreign Countries, Elementary School Mathematics, Elementary School Students, Grade 3