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Journal : Jurnal Pendidikan MIPA

The Process of Mathematical Literacy in Middle School Students: Analyzing the Role of Mathematical Dispositions Nurhayati, Hanifah; Hasanah, Aan; Fitriyah, Yuni; Febrianti, Tri Sedya
Jurnal Pendidikan MIPA Vol 25, No 2 (2024): Jurnal Pendidikan MIPA
Publisher : FKIP Universitas Lampung

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Abstract

Mathematical literacy extends beyond solving equations to applying mathematical concepts in everyday life. This study investigated the development of mathematical literacy and the challenges students face, analyzed through their mathematical dispositions. A qualitative case study methodology was employed, utilizing a PISA-equivalent test, a mathematical disposition questionnaire, and interviews. 40 7th-grade students were classified into high, moderate, and low disposition groups, with a detailed analysis of three representative students from each group. The Results indicated that students with high mathematical dispositions solved problems effectively, students could formulate the mathematical problem, apply mathematical concepts, and interpret real-world outcomes. Conversely, those with moderate and low dispositions struggled to apply relevant concepts and could only identify given information for problem-solving. These challenges are associated with a lack of understanding of fundamental concepts, particularly proportional reasoning. Factors such as motivation, interest, self-confidence, and attitudes toward mathematics significantly influence students' dispositions and their mathematical literacy skills.         Keywords: mathematical literacy, mathematical literacy process, mathematical disposition. DOI: http://dx.doi.org/10.23960/jpmipa/v25i2.pp893-913
Identifying Learning Obstacles in Pre-Service Mathematics Teachers' Understanding of Circle Concepts: A Preliminary Study within A Didactical Design Research Framework Febrianti, Tri Sedya; Fatimah, Siti; Dahlan, Jarnawi Afgani
Jurnal Pendidikan MIPA Vol 25, No 1 (2024): Jurnal Pendidikan MIPA
Publisher : FKIP Universitas Lampung

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Abstract

Identifying Learning Obstacles in Pre-Service Mathematics Teachers' Understanding of Circle Concepts: A Preliminary Study within A Didactical Design Research Framework. Objective: This research aims to identify the types of learning obstacles that pre-service mathematics teachers encounter when solving problems related to circles. Methods: A qualitative research approach with a case study design was employed to obtain in-depth information regarding the learning obstacles faced by pre-service mathematics teachers. This involved administering a written test on circle material and conducting in-depth interviews using an interview guide to explore the participants' responses. Findings: The research was conducted from May 21 to June 14, 2024, at a national university in Java, Indonesia. The participants included 33 pre-service mathematics teachers enrolled in the Flat Analytical Geometry course (2nd semester) who had been exposed to circle material. While almost all 33 participants were able to provide answers, they were not always completely correct. The analysis focused on 8 participants selected for data confirmability through in-depth interviews. The diversity of learning obstacles (LOs) found among these 8 participants was representative of the LOs identified in the test results of all participants. The results indicate that all pre-service mathematics teachers experienced learning obstacles in solving circle-related problems. The study identified all three types of learning obstacles ontogenic, epistemological, and didactical among the participants. In summary, pre-service mathematics teachers face ontogenic, epistemological, and didactical learning obstacles when solving circle problems. Conclusion: The analysis of learning obstacles, which is part of Didactical Design Research (DDR), was conducted in this study. The results of this research can serve as a reference in creating learning designs that minimize learning obstacles related to the circle material experienced by pre-service mathematics teachers.         Keywords: learning obstacles, pre-service, mathematics teachers, circle, DDR. DOI: http://dx.doi.org/10.23960/jpmipa/v25i1.pp419-439