cover
Contact Name
Abdul Rahman
Contact Email
rahmananyer01@gmail.com
Phone
+6285331476321
Journal Mail Official
tautologi.umpar@gmail.com
Editorial Address
Jl. Jend. Ahmad Yani KM 6. Kampus II Universitas Muhammadiyah Parepare, Gedung D Lt. 1 Kelurahan Bukit Harapan Kecamatan soreang, Parepare, Provinsi Sulawesi Selatan, 91131
Location
Kota pare pare,
Sulawesi selatan
INDONESIA
Tautologi: Journal of Mathematics Education
ISSN : -     EISSN : 29865611     DOI : https://doi.org/10.31850/tautologi
Core Subject : Education,
Tautologi: Journal of Mathematics Education mempublikasi hasil penelitian yang memiliki fokus pada Pendidikan Matematika dari praktisi, akademisi, peneliti, dan pemerhati pendidikan.
Articles 34 Documents
IDENTIFIKASI KESALAHAN DALAM MENYELESAIKAN SOAL ARITMATIKA SOSIAL SISWA KELAS VIII SMP NEGERI 4 PAREPARE Rahma, Rahma
Tautologi: Journal of Mathematics Education Vol. 3 No. 2 (2025): September 2025
Publisher : Prodi Pendidikan Matematika Fakultas Keguruan dan Ilmu Pendidikan (FKIP) Universitas Muhammadiyah Parepare

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/tautologi.v3i2.4279

Abstract

This qualitative descriptive study aimed to identify errors in solving social arithmetic problems among eighth-grade students at the UPTD of SMP Negeri 4 Parepare. The subjects were eighth-grade students, specifically class VIII.2. Two students were selected for in-depth identification of errors they experienced in solving social arithmetic problems. Data collection techniques used test administration and interviews. Students were given tests consisting of social arithmetic problems. Before being used, the questions were tested for validity. After obtaining the research data, the researchers analyzed the data using triangulation. The data analysis technique consisted of data reduction, data presentation, and data verification. The results of this study indicate that errors experienced by students in solving social arithmetic problems include conceptual errors and principle errors. The contributing factors include a lack of interest in learning mathematics, which leads to students being less thorough in their work on the problems, as well as internal factors and a lack of understanding of the material's concepts and prerequisites.
PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE THINK TALK WRITE TERHADAP KEMAMPUAN KOMUNIKASI MATEMATIS SISWA Yunus, A Andriani; Dollo, Asdar; Rahman, Abdul
Tautologi: Journal of Mathematics Education Vol. 3 No. 2 (2025): September 2025
Publisher : Prodi Pendidikan Matematika Fakultas Keguruan dan Ilmu Pendidikan (FKIP) Universitas Muhammadiyah Parepare

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/tautologi.v3i2.4280

Abstract

Mathematical communication skills are an essential competence in mathematics learning because they enable students to express ideas, explain reasoning, and represent concepts logically through symbols, writing, and diagrams. However, many students still experience difficulties in articulating mathematical thinking systematically due to teacher-centered learning that provides limited opportunities for discussion and written reflection. This condition necessitates the implementation of more interactive and collaborative learning models, one of which is the Think Talk Write (TTW) cooperative learning model. This study aims to analyze the effect of implementing the TTW model on the mathematical communication skills of eighth-grade junior high school students. The research employed a quantitative approach with a one-group pretest–posttest pre-experimental design. The sample was determined through cluster sampling involving 21 students of class VIII A. The instrument consisted of a validated essay test measuring mathematical communication skills. Data were analyzed using descriptive and inferential statistics, including a normality test and paired samples t-test at a significance level of 0.05. The results revealed a significant improvement in students’ mathematical communication skills after the implementation of the TTW model. The mean score increased from 64.86 on the pretest to 83.52 on the posttest, accompanied by a shift in ability categories from predominantly “moderate” to “high” and “very high.” The t-test produced a significance value of 0.000 (p < 0.05), indicating a meaningful difference between pre- and post-treatment results. Furthermore, the decrease in standard deviation suggests a reduction in ability gaps among students. Pedagogically, the effectiveness of TTW is supported by the integration of the think, talk, and write stages, which facilitate independent thinking, collaborative discussion, and structured written reasoning. Therefore, the TTW model is proven effective and recommended for enhancing students’ mathematical communication skills in mathematics learning.
PENGARUH PEMBELAJARAN BERBASIS MASALAH TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA Sari, Desy Ratna; Asrinan; Asdar Dollo
Tautologi: Journal of Mathematics Education Vol. 3 No. 2 (2025): September 2025
Publisher : Prodi Pendidikan Matematika Fakultas Keguruan dan Ilmu Pendidikan (FKIP) Universitas Muhammadiyah Parepare

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/tautologi.v3i2.4281

Abstract

This study aims to evaluate the effectiveness of the Problem-Based Learning (PBL) model in improving the mathematical problem-solving abilities of students in the Smart Class Cerdas.1 at SMA Negeri 3 Parepare. The type of research used is quasi-experimental (pre-experimental) with a One Group Pretest-Posttest design. The research sample consisted of 29 students selected using cluster random sampling technique. Data were collected through observation sheets and a test instrument for problem-solving ability in the form of 3 essay questions based on Polya's indicators, then analyzed using descriptive and inferential statistics. The results showed a significant improvement, where the students' average score increased from 62.00 in the pretest to 86.17 in the posttest. This proves that the PBL model is effective in improving students' mathematical problem-solving abilities. The implication of this research indicates that the Problem-Based Learning model can be used as an effective alternative teaching strategy for educators to encourage students' critical and systematic thinking skills in mathematics subjects.
ANALISIS KESULITAN MENYELESAIKAN SOAL TRIGONOMETRI SISWA SMA NEGERI 3 PAREPARE Nurhadiyah, Nurhadiyah
Tautologi: Journal of Mathematics Education Vol. 3 No. 2 (2025): September 2025
Publisher : Prodi Pendidikan Matematika Fakultas Keguruan dan Ilmu Pendidikan (FKIP) Universitas Muhammadiyah Parepare

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/tautologi.v3i2.4291

Abstract

This research is a qualitative study which aims to describe the difficulties in solving trigonometry problems for students in class XI MIPA 1 UPT SMA Negeri 3 Parepare in the 2021/2022 academic year. Data collection uses validated test sheets and interview guidelines. The data analysis used in this research is descriptive qualitative and the validity of the data uses triagulation techniques/methods. The subjects of this research were students in class The results of this research show that the difficulties experienced by students in solving trigonometry problems include difficulties understanding concepts, difficulties using principles, and difficulties with calculations. Factors that cause students to experience difficulties in solving trigonometry problems are the tendency for students not to understand the meaning of the questions, students not understanding trigonometry material, students not knowing formulas, students being less skilled in calculating operations, and students being accustomed to using calculators.

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