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Journal : MATHEdunesa

Proses Berpikir Komputasi Siswa dalam Menyelesaikan Soal Numerasi Konten Geometri dan Pengukuran Ditinjau dari Gaya Kognitif Farida, Siti; Rahaju, Endah Budi
MATHEdunesa Vol. 14 No. 3 (2025): Jurnal Mathedunesa Volume 14 Nomor 3 Tahun 2025
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v14n3.p704-720

Abstract

This study aims to describe the computational thinking processes of junior high school students with field independent (FI) and field dependent (FD) cognitive styles in solving numeracy problems in geometry and measurement content. This study uses a qualitative approach with descriptive analysis techniques. The research subjects were two students (one FI and one FD) of the same gender and with equivalent high mathematical abilities. Data were collected through the Group Embedded Figures Test (GEFT), AKM numeracy problems on geometry and measurement content, and interview guidelines. The results of the study indicate that FI students meet all five indicators of computational thinking, namely decomposition, pattern recognition, abstraction, algorithms and procedures, and generalization. Meanwhile, FD students only met three indicators: decomposition, abstraction, and generalization. These findings indicate that cognitive style influences the development of computational thinking skills, so teachers need to design appropriate learning strategies to support students with different cognitive styles in numeracy learning.
Critical Thinking Ability of Junior High School Students in Solving Mathematics Problems Viewed from Reflective-Impulsive Cognitive Style Afifah, Nur Wanda; Rahaju, Endah Budi
MATHEdunesa Vol. 14 No. 3 (2025): Jurnal Mathedunesa Volume 14 Nomor 3 Tahun 2025
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v14n3.p957-971

Abstract

One goal of learning mathematics in Permendikbud No. 58 of 2013 is that students have the critical thinking ability. Apart from critical thinking ability, another goal of learning mathematics is to solve mathematical problems. Critical thinking ability is needed in the problem solving process. In solving problems, students will use various strategies. Problem solving strategies are heavily influenced by cognitive styles. One challenging problem that can give students the opportunity to use all their abilities, including critical thinking ability, is a problem related to geometry in the material of flat sided spaces. This research is a qualitative descriptive study. The subjects of this study were two students of class VIII-H at Junior High School in Surabaya of the same sex, who had learned flat sided space, had equivalent mathematical abilities, had good communication skills, and had reflective and impulsive cognitive style. The method of collecting data in this study is through Matching Familiar Figure Test (MFFT), math ability tests, problem solving tests, and interviews. The results showed that reflective cognitive style students have very good critical thinking ability focus, reason, inference, situation, clarity in the steps of understanding the problems, devise a plan, and carrying out the plan. Meanwhile, in the step of looking back, student with a reflective cognitive style have good overview critical thinking ability. Impulsive cognitive style students have very good critical thinking ability reason, inference, situation, clarity in the steps of devise a plan and solving problems according to plan. Meanwhile, in the step of understanding the problem, student with an impulsive cognitive style has well enough focus critical thinking ability. In step of looking back student with an impulsive cognitive style have good overview critical thinking ability.
Pemecahan Masalah Sistem Persamaan Linear Tiga Variabel Ditinjau dari Kecerdasan Emosional Siswa Savania, Farah Syaifie; Rahaju, Endah Budi
MATHEdunesa Vol. 14 No. 3 (2025): Jurnal Mathedunesa Volume 14 Nomor 3 Tahun 2025
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v14n3.p916-938

Abstract

Problem-solving is an effort to think about solving problems in stages of understanding the problem, devising a plan, carrying out the plan, and looking back. Emotional factors can influence the process. This study aims to describe the problem-solving of a three-variable linear equation system in terms of students' emotional intelligence, so this type of research is descriptive-qualitative. The instruments of this research are an emotional intelligence questionnaire, a problem-solving test, and interview guide. The research subjects were students with low, medium, and high levels of emotional intelligence, each consisting of one student. Data were collected through problem-solving tests and interviews. The research results showed that at the problem-understanding stage, students with low emotional intelligence explained the information in the questions with doubt, while students with medium and high emotional intelligence could explain the information in the questions with confidence. At the devising planning stage, students with low emotional intelligence need direction to devising a plan and are easily influenced by her emotions, while students with high and moderate emotional intelligence can plan solutions confidently. At the carrying out the plan stage, students with low and moderate emotional intelligence have difficulty applying the method and give up easily, while students with high emotional intelligence can apply the completion steps without being influenced by emotions. At the looking back stage, students with low and medium emotional intelligence did not re-examine to check the accuracy of their answers and were resigned, while students with high emotional intelligence diligently re-examined when their answers were wrong. The results of this research provide input for teachers to emphasize the importance of writing information in solving problems and also help strengthen the emotional intelligence of students who have low emotional intelligence.
Kemampuan Komunikasi Matematis Siswa SMP dalam Menyelesaikan Masalah Aritmetika Sosial Ditinjau dari Kemampuan Matematika Siswa Rosidah, Fakhtiyah Nur; Rahaju, Endah Budi
MATHEdunesa Vol. 15 No. 2 (2026): Jurnal Mathedunesa Volume 15 Nomor 2 Tahun 2026
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v15n2.p377-399

Abstract

This study aimed to describe the mathematical communication skills of junior high school students with high, moderate, and low mathematical ability in solving social arithmetic problems. A qualitative approach was employed. The research subjects consisted of three Grade VII students of the same gender representing different levels of mathematical ability. The findings revealed differences in mathematical communication skills across levels of ability at each stage of problem solving. Students with high and moderate mathematical ability were able to identify relevant information, represent known data using mathematical symbols, and relate given information to previously learned concepts to determine appropriate strategies. However, only the high-ability student was able to formulate a clear strategy for solving the problem. The student with low mathematical ability experienced difficulties in identifying relevant information, using mathematical symbols, and determining appropriate strategies. At the implementation stage, students with high and moderate ability were able to apply mathematical symbols in executing problem-solving strategies, although they encountered difficulties in fully implementing their plans. Meanwhile, the low-ability student was unable to apply the planned strategies effectively. At the rechecking stage, students at all ability levels were unable to evaluate their solutions using alternative strategies.