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FARABI: Jurnal Matematika dan Pendidikan Matematika
ISSN : 26232332     EISSN : 27985474     DOI : https://doi.org/10.47662/farabi.v4i1.78
Core Subject : Science, Education,
FARABI; Jurnal Matematika dan Pendidikan Matematika (JMPM) menyediakan forum untuk menerbitkan artikel penelitian, artikel review, dan berita teknologi baru yang terkait dengan pendidikan matematika dan terapan. Jurnal ini disediakan untuk penulis, guru, mahasiswa, profesor, dan peneliti, yang akan mempublikasikan laporan penelitian atau artikel tinjauan pustaka (hanya untuk kontributor yang diundang) tentang pendidikan matematika dan instruksionalnya untuk penulis dan pembaca di seluruh dunia FARABI; Jurnal Matematika dan Pendidikan Matematika (JMPM) menerima artikel ilmiah dengan lingkup penelitian berikut, tetapi tidak terbatas pada bidang penelitian survei, penelitian dan pengembangan, penelitian eksperimental, penelitian tindakan kelas, Graph Theories and aplikasinya, Operation Research and aplikasinya.
Arjuna Subject : Umum - Umum
Articles 200 Documents
Analisis Kesalahan Siswa dalam Menyelesaikan Soal Keliling dan Luas Lingkaran Nurul Fazri Harahap; Aliskha Zuhra; Andin Mutia Wardana; Ramadhani Ramadhani
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1046

Abstract

Mathematics plays an important role in training critical and logical thinking skills. One topic that is often applied in everyday life is the circumference and area of ​​a circle. However, many students have difficulty understanding and solving word problems related to this topic. This research aims to identify the types of errors made by students in solving circumference and area of ​​circle problems and analyze the causal factors. This research uses a qualitative method with a descriptive approach. The research subjects were 16 class IX students at MTs Al-Habibi who were selected using a purposive sampling technique. Data was collected through a test containing five story questions with varying levels of difficulty and analyzed based on four categories of errors, namely concepts, facts, principles, and procedural. The research results showed that the majority of students had difficulty understanding the questions, identifying problems, and applying concepts correctly. As many as 68.75% of students scored below the KKM, indicating low understanding. Factors that cause errors include limited understanding of basic concepts, low learning motivation, and less interactive teaching methods. More effective learning strategies are needed, such as interactive methods, gradual practice, and strengthening concepts before complex questions. With the right strategy, students' understanding of the circumference and area of ​​circles can increase, so they are better prepared to solve story problems.
Pengaruh Model Problem Based Learning (PBL) Berbantuan Aplikasi Desmos terhadap Kemampuan Literasi Matematis Siswa MAS Alwashliyah 12 Perbuangan Sri Mariani; Yumira Simamora; Nur Rahmi Rizqi
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i1.1048

Abstract

This research aimed at (1) finding out whether there is an effect of Problem Based Learning (PBL) assisted by the desmos application on the mathematical literacy skills of MAS Al Washliyah 12 Perbaungan students (2) finding out the effectiveness of using the desmos application in quadratic function materials on the mathematical literacy skills of MAS Al Washliyah 12 students. This is a mix method with factorial experiment design. The population is all students of class X MAS Al Washliyah 12 Perbaungan academic year 2022/2023. The sample is determined by Simple Random Sampling. The data collection technique in this study is in the form of a description test in the form of pre-test and post-test and data analysis is carried out with the Independent Sample t test. The results of the test calculation t were obtained by score signifikan 0,000 < 0,05. The results of the effectiveness questionnaire with an average value of the experimental class of 3.68, the control class of 3.57 and the percentage of the experimental class of 73,63%, the control class of 71.37%. Therefore it can be concluded that: 1) There is an Effect of the Effect of the Problem Based Learning Model Assisted by the Desmos Application on the Ability of Mathematical Literacy of MAS Al Washliyah Students 12 Perbaungan; 2) The Effectiveness of the Use of the Desmos Application in the quadratic function material on the Mathematical Literacy Ability of MAS Al Washliyah 12 Perbaungan.
Analisis Kemampuan Pemahaman Konsep Siswa Pada Materi Relasi dan Fungsi dengan Pendekatan Teori APOS Muhammad Ridho Rahman; Salsabila Widya Cahayani; Ellika Kurniadi
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1050

Abstract

This study is a descriptive research with a qualitative approach. The purpose of this research is to describe students' conceptual understanding abilities on the topic of relations and functions using the APOS theory (Action, Process, Object, Schema). The subjects of this research were 32 students from class VIII.6. The study was conducted during the 2024/2025 academic year at SMP Negeri 57 Palembang. Data collection techniques used in this research were written tests and interviews. The data analysis techniques involved analyzing the results of the written tests and interviews. The findings revealed that students' conceptual understanding abilities fell into the medium category, with an average score of 68.75. Students demonstrated varied levels of understanding. Some students correctly solved problems showing they understood the basic rules of relations and functions, but struggled with more complex tasks, such as solving given functions, determining the set of ordered pairs in relations, and defining mappings.
Spatial Pattern Analysis and Spatial Regression of Geological Disaster Risk in Indonesia Fanny Novika; Dedi Kusdani
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1114

Abstract

Indonesia is a country with a high level of vulnerability to geological disasters such as earthquakes, landslides, and volcanic eruptions due to its position in the meeting zone of three active tectonic plates. This study aims to map the spatial pattern of geological disasters Local Indicators of Spatial Association (LISA) and analyze the effect of spatial variables on the number of victims using a spatial regression analysis approach. Data were obtained from BNPB and analyzed using the OLS method and three spatial regression models, namely the Spatial Autoregressive Model (SAR), Spatial Error Model (SEM), and General Spatial Model (GSM). The LISA results show that several provinces are included in the high-high and spatial outlier categories that are prone to disasters. Regression analysis shows that for earthquakes, the SEM model is the best model with a pseudo-R² of 0.888 and the lowest AIC. For landslides, the GSM model gives the best results (pseudo-R² = 0.7860 and AIC = 78.389), while for volcanic eruptions, the spatial model does not show significant spatial effects, so the OLS model is sufficient to represent the relationship between variables. The variable number of events proved to have the most significant influence on the number of victims across all types of disasters. This finding emphasizes the importance of a spatial approach in risk mapping and geological disaster mitigation planning in Indonesia.
Analisis Pemahaman Hukum Kekekalan Bilangan Berdasarkan Teori Perkembangan Kognitif Piaget Nurfadillah Hasan; Ashfa Nurul Mahmudah; Tatu Helsa Aulia; Ulfi Nurmalasari; Zahra Wardatul Janah; Hafiziani Eka Putri
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1119

Abstract

This study aims to evaluate the level of understanding of the concept of conservation of numbers in students of PAUD age (six years) and 2nd grade elementary school (nine years) based on Jean Piaget's cognitive development theory. A descriptive qualitative approach was used with direct observation techniques and semi-structured interviews, as well as a number conservation test using marbles, coins, and round paper of different sizes. The subjects of the study consisted of four children: two six-year-old children at RA Salafiyah and two nine year-old children at SDN 5 Nagrikaler, Purwakarta Regency. The results showed that six-year-old children had understood the principle of conservation of numbers and realized that the number of objects remained the same even though the arrangement and size changed according to Piaget's concrete operational stages. In contrast, nine-year-old students had not fully mastered the concept, they were still influenced by the visual perception of size and arrangement. Factors of learning motivation, additional experiences (tutoring and family support), and individual interests played an important role in this difference in understanding. The findings confirm that chronological age is not the only determinant of cognitive development, so that mathematics learning strategies need to be adjusted to the characteristics of students' motivation and learning experiences.
Desain dan Implementasi 3D pada Konsep Geometri Bangun Ruang Menggunakan SketchUp Juliana Kholbi; Septiyana Bawarodi; Nadia Mariska; Aditiya Aditiya; Putri Sasalia; Endah nawang Wulan
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1168

Abstract

This research aims to develop 3D-based geometry learning media using the SketchUp application. The method used is the 4D development model, which includes Define, Design, Develop, and Disseminate. However, this research activity is conducted only up to the Development stage, which involves assessment and evaluation of the media by educational experts as well as a small trial with 13 students. The learning media created aims to help students understand the concepts of spatial geometry in a clearer, visual, and interactive way. Survey results indicate that the media using SketchUp is easy for students to use, which can help them better understand the shapes and structures of spatial figures. Additionally, this media is considered capable of increasing interest in learning and encouraging students to be more active in studying mathematics, especially geometry. Based on assessments from experts and student opinions, this learning media is regarded as good, interesting, and effective for aiding in learning. With a three-dimensional display, students can view spatial objects from various angles, allowing for better understanding.
Pengembangan Media Pembelajaran Game Edukasi Ular Tangga untuk Meningkatkan Pemahaman Numerasi Materi Penjumlahan dan Pengurangan Eka Filahanasari; Imelda Imelda; Desi Karmila
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1169

Abstract

This research is motivated by the low value of students in Mathematics, especially addition and subtraction materials. The monotonous learning process, such as lecture methods, repeated practice questions, and the use of simple media such as stones and sticks, are some of the causes. This study aims to describe the media design and produce valid, practical and effective learning media. educational games are used as learning media. This type of research is Research and Development (RnD) with the ADDIE model which includes five stages: Analyze, Design, Development, Implementation, and Evaluation. The first stage of this model is analysis, at this stage the needs of educators and students are analyzed, the characteristics of students are analyzed, and the material is analyzed. The second stage is design, at this stage the CP, teaching modules, instruments and products are designed. Next is the development stage, at this stage it produces a product. Then the implementation stage is product testing, finally the evaluation stage, at this stage it analyzes the research data. The validation results by 3 validators obtained results with Aiken's V criteria, namely the average Valid category. The practicality of the media is high, with a percentage of positive responses from educators of 92% and students of 93% with the Practical category. The effectiveness of the media can be seen from the increase in student learning outcomes through pre-tests and post-tests, with an average N-Gain score of 81.4% with the Effective category. Thus, this learning media is categorized as valid, practical, and effective in improving the understanding of numeracy of grade I students of UPT SDN 07 Sitiung.
Comparison of Mathematics Learning Outcomes of Seventh Grade Junior High School Students between DL and PBL Models based on Midterm Test Scores Elfrida Olo Mau; Stiven Aloysius Tnesi; Guido Stefano Jomar; Meryani Lakapu
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1195

Abstract

This study aims to compare the effectiveness of the Discovery Learning (DL) and Problem-Based Learning (PBL) models on the mathematics learning outcomes of seventh-grade junior high school students, as measured by midterm exam scores. The background of this study is based on the low international achievement of Indonesian students in mathematics and the dominance of conventional approaches in the learning process. The method used is a quantitative comparative approach with a quasi-experimental design. The sample consists of two classes, each receiving either the DL or PBL model. Data were collected through documentation of MTE scores and analyzed using normality, homogeneity, and independent two-sample t-tests. The analysis results showed that both data sets were normally distributed and homogeneous. The t-test yielded a significance value of 0.823 (p > 0.05), indicating no significant difference in mathematics learning outcomes between students taught using the DL model and those taught using the PBL model. The effect size calculation (Cohen’s d = 0.18) indicated a very small effect. These findings indicate that the effectiveness of the two models is relatively balanced, and learning success is more influenced by non-instructional factors such as learning style and student motivation. Therefore, teachers are advised to choose a learning model that suits the characteristics of their students. This study suggests further research with a broader scope and a mixed-methods approach to gain a more comprehensive understanding. These results are important as a reference for selecting contextual learning strategies.
Metode Regresi Linier Berganda dan Cochrane-Orcutt untuk Menganalisis Daya Beli Masyarakat di Kabupaten Halmahera Utara Yosses Rolan Puny; Arifin M. Kahar; Ilham A. R. Rizanto; Trifena P. Lesnussa; Meidy Kaseside
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1211

Abstract

Purchasing power parity, as measured by adjusted real per capita expenditure, is one of the essential indicators for evaluating the level of welfare within a community in a region. Several economic factors can influence the increase in purchasing power parity in an area, including local government spending, investment, and economic growth. By considering the current achievement of purchasing power parity and the relationship between the three economic factors with purchasing power parity, this study aims to determine the effect of local government spending, investment, and economic growth on the purchasing power parity in North Halmahera Regency for the period 2011-2024. To analyze these relationships, we used Multiple Linear Regression along with the Cochrane-Orcutt method to overcome the problem of autocorrelation assumption in the residuals. After conducting two iterations of the Cochrane-Orcutt method to develop a model with non-autocorrelation, the results show that the investment variable has a positive and significant effect on purchasing power parity. In contrast, local government spending and economic growth exhibit a negative and significant effect on purchasing power parity in North Halmahera Regency.
Studi Pendahuluan Analisis Kemampuan Berpikir Kritis Matematika Siswa Kelas VII SMP Negeri 1 Sukadiri Uning Duwi Mawar; Mukti Hartani; Neneng Nurhasanah
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 2 (2025): FARABI: Jurnal Matematika dan Pendidikan Matematika
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i2.1225

Abstract

The purpose of this preliminary study is to analyze the mathematical critical thinking abilities of seventh-grade students at SMP Negeri 1 Sukadiri. This study uses descriptive qualitative research. The analysis techniques used are interviews, observation, and documentation. The subjects in this preliminary study are mathematics teachers and seventh-grade students at SMP Negeri 1 Sukadiri. The results of the observation show that mathematics learning at SMP Negeri 1 Sukadiri is student-centered, where students tend to be active but hesitant in answering questions given by the teacher. The results of the interviews indicate that students struggle to understand and solve problems related to the material and basic concepts they have not mastered, which is compounded by a lack of HOTS practice questions and low interest in learning.  The results of documentation show that students' test scores on statistics material are below the KKTP and have the lowest average score compared to other materials in the second semester. . Additionally, students in class VII.7 have the lowest average score among other seventh-grade classes on this material. The conclusion of this preliminary study is that students' mathematical critical thinking skills on statistics material do not meet expectations.