p-Index From 2021 - 2026
24.821
P-Index
This Author published in this journals
All Journal International Journal of Evaluation and Research in Education (IJERE) Indonesian Journal of Geography Jurnal Pendidikan Matematika JURNAL MATEMATIKA STATISTIKA DAN KOMPUTASI Jurnal Pengajaran MIPA Jurnal Pendidikan Indonesia CAUCHY: Jurnal Matematika Murni dan Aplikasi Journal of Education and Learning (EduLearn) Journal on Mathematics Education (JME) Jurnal Infinity Kreano, Jurnal Matematika Kreatif-Inovatif Journal on Mathematics Education (JME) Jurnal Pengajaran Matematika dan Ilmu Pengetahuan Alam Jurnal Online Pendidikan Matematika Kontemporer AKSIOMA: Jurnal Program Studi Pendidikan Matematika Mimbar Sekolah Dasar Kubik JIPM (Jurnal Ilmiah Pendidikan Matematika) JPsd ( Jurnal Pendidikan Sekolah Dasar ) Madrasah: Jurnal Pendidikan dan Pembelajaran Dasar Mimbar Pendidikan: Jurnal Indonesia untuk Kajian Pendidikan Jurnal Elemen EDU-MAT: Jurnal Pendidikan Matematika Al Ibtida: Jurnal Pendidikan Guru MI Edumatsains JPPM (JURNAL PENELITIAN DAN PEMBELAJARAN MATEMATIKA) Jurnal Gantang IJIET (International Journal of Indonesian Education and Teaching) Prosiding SI MaNIs (Seminar Nasional Integrasi Matematika dan Nilai-Nilai Islami) Al Qodiri : Jurnal Pendidikan, Sosial dan Keagamaan Al Ishlah Jurnal Pendidikan KALAMATIKA Jurnal Pendidikan Matematika QALAMUNA: Jurnal Pendidikan, Sosial, dan Agama MaPan : Jurnal Matematika dan Pembelajaran MAJALAH ILMIAH GLOBE Jurnal Penelitian Pendidikan IPA (JPPIPA) Jurnal Analisa DWIJA CENDEKIA: Jurnal Riset Pedagogik Journal of Mathematics and Mathematics Education (JMME) Indonesian Journal of Science and Mathematics Education Juring (Journal for Research in Mathematics Learning) Jurnal PAJAR (Pendidikan dan Pengajaran) Journal of Honai Math JTAM (Jurnal Teori dan Aplikasi Matematika) IRJE (Indonesian Research Journal in Education) MATEMATIKA DAN PEMBELAJARAN International Journal on Emerging Mathematics Education Martabat: Jurnal Perempuan dan Anak Jurnal Tadris Matematika Al-Madrasah: Jurnal Ilmiah Pendidikan Madrasah Ibtidaiyah Beta: Jurnal Tadris Matematika Indiktika : Jurnal Inovasi Pendidikan Matematika Jurnal Surya Masyarakat SJME (Supremum Journal of Mathematics Education) Jurnal Cendekia : Jurnal Pendidikan Matematika Jurnal Basicedu AT-TA`DIB Jurnal AME (Aplikasi Mekanika dan Energi): Jurnal Ilmiah Teknik Mesin International Journal of Elementary Education Jurnal Penelitian dan Pengabdian Kepada Masyarakat UNSIQ Prima: Jurnal Pendidikan Matematika Literasi: Jurnal Ilmiah Pendidikan Bahasa, Sastra Indonesia dan Daerah International Conference on Mathematics and Science Education of Universitas Pendidikan Indonesia Jurnal Pendidikan Matematika (Jupitek) FIBONACCI: Jurnal Pendidikan Matematika dan Matematika JUDIKA (JURNAL PENDIDIKAN UNSIKA) Jurnal Perspektif Journal of Authentic Research on Mathematics Eduacation (JARME) Math Educa Journal JPMI (Jurnal Pembelajaran Matematika Inovatif) Jurnal Absis : Jurnal Pendidikan Matematika dan Matematika Jurnal Pengembangan Pembelajaran Matematika Attadib: Journal of Elementary Education Journal of Elementary School (JOES) Jurnal Padegogik RESEARCH AND DEVELOPMENT JOURNAL OF EDUCATION (RDJE) MATHEMA: JURNAL PENDIDIKAN MATEMATIKA Range : Jurnal Pendidikan Matematika Southeast Asian Mathematics Education Journal Budapest International Research and Critics Institute-Journal (BIRCI-Journal): Humanities and Social Sciences Jurnal Surya Masyarakat Gagasan Pendidikan Indonesia KUBIK: Jurnal Publikasi Ilmiah Matematika Sosfilkom : Jurnal Sosial, Filsafat dan Komunikasi Mitra Mahajana: Jurnal Pengabdian Masyarakat Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran Jurnal Pendidikan dan Teknologi Indonesia Mosharafa: Jurnal Pendidikan Matematika Jurnal Ilmiah Wahana Pendidikan These proceedings represent the work of researchers participating in The International Conference on Elementary Education (ICEE) which is being hosted by the Elementary Education Study Programme School of Postgraduate Studies, Universitas Pendidikan Journal La Edusci IJORER : International Journal of Recent Educational Research Ethnomathematics Journal Kognitif: Jurnal Riset HOTS Pendidikan Matematika Moestopo International Review on Social, Humanities, and Sciences (MIRSHuS) Journal Evaluation in Education (JEE) Jurnal Pengabdian Masyarakat PGSD Journal of Integrated Elementary Education Unnes Journal of Mathematics Education Prosiding Sesiomadika Prisma Sains: Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram Journal of General Education and Humanities Edumatica: Jurnal Pendidikan Matematika International Journal of Education and Teaching Zone Jurnal Basicedu Journal of Innovation and Research in Primary Education Sanjiwani: Jurnal Filsafat Pancaran Pendidikan 12 Waiheru Journal Focus Action of Research Mathematic (Factor M) Jurnal Riset Mahasiswa Matematika Euclid Wilangan : Jurnal Inovasi dan Riset Pendidikan Matematika Proceeding of International Conference on Science, Education, and Technology Journal of Medives: Journal of Mathematics Education IKIP Veteran Semarang International Journal of Trends in Mathematics Education Research (IJTMER) JNPM (Jurnal Nasional Pendidikan Matematika) International Journal of Mathematics and Mathematics Education (IJMME) Tematik: Jurnal Konten Pendidikan Matematika Journal of Islamic Education SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika Jurnal Pengembangan Pembelajaran Matematika Social Sciences Journal Jurnal Elementaria Edukasia Jurnal Infinity Jurnal Tadris Matematika EDUPEDIKA Journal on Mathematics Education Research Jurnal Pendidikan MIPA Jurnal Pendidikan Progresif Mathematics Education Journal Journal on Mathematics Education SJME (Supremum Journal of Mathematics Education) Media Pendidikan Matematika Edumaspul: Jurnal Pendidikan Jurnal Didaktik Matematika
Claim Missing Document
Check
Articles

Mathematics Teachers’ Interviewing Strategies for Diagnosing Students’ Learning Obstacles Marfuah; Didi Suryadi; Turmudi
Jurnal Pendidikan Indonesia Vol 12 No 2 (2023): June
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/jpiundiksha.v12i2.57042

Abstract

The teachers' awareness of students' learning obstacles is crucial in the reflective practice of developing effective didactic designs. The reflective practice of in-service Indonesian mathematics teachers in diagnosing students' learning obstacles is rising. However, despite the importance of diagnosing students’ learning obstacles for developing the teaching profession, there is little research evidence supporting strategies for mathematics teachers in Indonesia in diagnosing student learning barriers through the interview process. The purpose of this study is to analyze the interviewing strategies that mathematics teachers use in order to diagnose students’ learning obstacles. This research is a qualitative case study and employs thematic-content analysis. In-service high school mathematics teachers from three provinces in Indonesia to participate in this study. This study used video recordings of teachers conducting interviews to investigate students' learning obstacles, triangulated with teachers' reports. This findings show that the teachers' two main strategies are social-emotional and didactical-pedagogical strategies. This study present our expanded explanation of each strategy, as well as some suggestions for further research, intending to assist in establishing a culture of reflective practice among mathematics teachers as part of teachers' professional development.
The Role of Innovative Learning Environment in Improving Students’ Mathematics Learning Outcomes: A Systematic Review Raden Nabilah Fahrani; Turmudi Turmudi; Jarnawi Afgani Dahlan
Gagasan Pendidikan Indonesia Vol 4, No 1 (2023)
Publisher : Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30870/gpi.v4i1.19412

Abstract

A good mathematics learning outcome can reflect a good quality of Education. However, factual conditions about Indonesian students' mathematics learning outcomes still need to be more hopeful. Because of that, this systematic review aims to analyze previous studies about the role of innovative learning environment (ILE) in increasing students' mathematics learning outcomes as a beginning step for increasing Indonesian students' mathematics learning outcomes. To reach the objective, we defined inclusion and exclusion criteria to collect articles from other countries about ILE in mathematics over the last six years, from 2018 to 2023, using Google Scholar. After that, we systematically analyzed the selected articles and described them in a three-point discussion to answer research questions, namely: (1) The definition and characteristics of ILE; (2) The definition of mathematics learning outcomes which developed through ILE; and (3) The role of ILE in increased students' mathematics learning outcomes. The result showed that ILE was proven to play a role in improving student mathematics learning outcomes, and results were best when learning focused on collaborative aspects. Thus, applying ILE can be one solution to fix the low students' mathematics learning outcomes.
Analysis of Mathematical Reasoning Ability Reviewed Based on The Level of Mathematical Anxiety Abdul Latip; Turmudi Turmudi; Kartika Yulianti
Jurnal Analisa Vol 9, No 1 (2023): Volume 9 Nomor 1 Tahun 2023
Publisher : Department of Mathematics Education, UIN Sunan Gunung Djati Bandung, West Java, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/ja.v9i1.22828

Abstract

Kemampuan penalaran matematika merupakan kemampuan dasar yang harus dimiliki oleh siswa. Oleh karenanya guru sebagai pendidik, harus dapat meningkatkan kemampuan penalaran matematika selama proses pembelajaran sekaligus mengurangi hambatan siswa dalam belajar matematika. Namun demikian kenyataanya ada hambatan kecemasan yang dialami oleh siswa yang tidak diketahui. Tujuan penelitian ini adalah untuk menganalisis dan mendeskripsikan kemampuan penalaran matematika siswa ditinjau berdasarkan tingkat kecemasan matematika. Penelitian ini adalah penelitian kualitatif dengan metode deskriptif. Subjek dalam penelitian berjumlah 6 orang siswa yang dipilih dari tiap kategori kecemasan matematika. Instrumen pendukung dalam penelitian ini meliputi: 1) Angket Kecemasan Matematika; 2) Tes Kemampuan Penalaran matematika; 3) Pedoman Wawancara. Dari hasil analisis diketahui bahwa siswa dengan tingkat kecemasan matematika rendah yaitu S1 dan S2 dapat memenuhi 3 dari 4 indikator penalaran matematika; siswa dengan tingkat kecemasan matematika sedang yaitu S6 mampu memenuhi 1 dari 4 indikaor penalaran matematika dan S16 tidak mampu memenuhi semua indikator penalaran matematika; siswa dengan tingkat kecemasan matematika tinggi yaitu S11dan S20 tidak mampu memenuhi semua indikator penalaran matematika. Hasil penelitian ini diharapkan dapat menjadi referensi dan pertimbangan bagi peneliti lain dan guru dalam memilih strategi pembelajaran sehingga dapat meningkatkan kemampuan penalaran matematika sekaligus mengurangi tingkat kecemasan siswa. Mathematical reasoning ability is a basic ability that must be possessed by students. Teachers as educators must be able to improve to learning mathematics. However, in reality there are anxiety barriers experienced by students who are not known. The purpose of this study was to analyze and describe students' mathematical reasoning abilities in terms of their level of math anxiety. This research is a qualitative research with descriptive method. Supporting instruments in this study include: 1) Mathematical Anxiety Questionnaire; 2) Mathematical Reasoning Ability Test; 3) Interview Guidelines. The Result known that students with low levels of math anxiety, namely S1 and S2, can fulfill 3 of the 4 indicators of mathematical reasoning; students with a moderate level of math anxiety, namely S6 were able to fulfill 1 of 4 indicators of mathematical reasoning and S16 were not able to fulfill all indicators of mathematical reasoning; students with high levels of math anxiety, namely S11 and S20, were unable to fulfill all indicators of mathematical reasoning. The results of this study are expected to be a reference for other researchers and teachers in choosing learning strategies so that they can improve mathematical reasoning abilities while reducing students' anxiety levels.
Misapprehension of mathematics among teachers, parents, and elementary school students Khabibur Rohman; Turmudi Turmudi; Dasim Budimansyah; Ernawulan Syaodih
Journal of Education and Learning (EduLearn) Vol 17, No 4: November 2023
Publisher : Intelektual Pustaka Media Utama

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/edulearn.v17i4.20632

Abstract

Early mathematicians viewed mathematics as a beautiful and ethereal art form. However, the pupils in school appear to have no idea of this beauty. Misconceptions about mathematics among students, parents, and instructors are thought to be one of the root causes of the problem. Mathematical misconceptions and myths among instructors, parents, and students were examined in this study. These findings were obtained using a descriptive qualitative method of investigation. Research participants included elementary school pupils and their parents from East Java, Indonesia as well as 10 instructors, 10 students, and 10 parents. Random selection was used to pick the respondents. The results of this study showed that teachers, parents, and students have a wide range of misconceptions about mathematics. Among the misconceptions that occur among students, teachers and parents are: i) The conception of mathematics; ii) The aim of learning mathematics is only to train students to count and memorize formulas; iii) Mathematical ability is a genetic talent and only people who have talent will be proficient in mathematics; and iv) Mathematics is a non-applicable. The consequences of widespread misconceptions about mathematics among teachers, parents, and students are detrimental to the learning process and hinder the development of strong mathematical skills.
Learning obstacles analysis of lowest common multiple and greatest common factor in primary school Muhammad Rifqi Mahmud; Turmudi Turmudi; Wahyu Sopandi; Siti Maryam Rohimah; Inne Marthyane Pratiwi
Jurnal Elemen Vol 9 No 2 (2023): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v9i2.12359

Abstract

This research aims to find learning obstacles for students studying LCM and GCF as a reference in preparing teaching materials that can overcome these obstacles. This research involved 74 grade V students at three public schools in Bandung, Indonesia. The research method used in this study was case study research—data collection techniques using triangulation by providing tests, interviews, and documentation. Data analysis techniques use data collection, reduction, presentation, and conclusions. The results show three categories of learning obstacles: ontogenic, epistemological, and didactic. The ontogenic obstacle was found because the students understood multiples, factors, and arithmetic operations on natural numbers in solving LCM and GCF problems. Epistemological obstacles were discovered because of the limited context in which students understood the concepts of LCM and GCF, so they could not use them in contexts such as word problems. Didactical obstacles were found from learning that was given by the teacher procedurally using factoring methods, namely prime factorization or factor trees. Therefore, these obstacles must be anticipated by designing learning designs that can facilitate learning trajectories, focus on concepts, and make learning more meaningful.
Gender differences in written mathematical communication skills of junior high school students Muhamad Syahidul Qirom; Jarnawi Afgani Dahlan; Turmudi Turmudi
Jurnal Elemen Vol 9 No 2 (2023): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v9i2.14062

Abstract

Some research about identifying the differences between male and female students’ written communication skills has been done before. However, the previous research only focused on qualitative studies. Therefore, there is still a lack of empirical proof of the result. This study aims to test whether a significant difference exists between male and female students' written mathematical communication skills and identify their performance difficulties. The subjects were 14 male and 14 female students at the junior high school. The instrument was a test of mathematical communication skills on quadrilateral topics. The research method used was a mixed method with a sequential explanatory design. The data were analyzed using Mann-Whitney U to measure the difference between male and female students’ written mathematical communication skills, and document analysis was conducted to analyze their difficulties in performing written mathematical communication. The results showed that even though there is no significant difference between written mathematical communication skills between male and female students, there is a significant difference when viewed from each indicator.  In addition, the difficulties experienced by male and female students are difficulties expressing mathematical ideas using mathematical symbols, using facts and concepts to solve problems, and operating algebraic forms.
Level of visual geometry skill towards learning style Kolb in junior high school Anwar Anwar; Turmudi Turmudi; Dadang Juandi; Saiman Saiman; Muhammad Zaki
Jurnal Elemen Vol 9 No 2 (2023): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v9i2.15121

Abstract

This study aims to conduct an in-depth analysis of the visual thinking level of junior high school students with the learning style of assimilators, converges, accommodators, and divergers in solving geometry problems. The type of research used is qualitative research with a grounded theory and case study design. The subjects studied were junior high school students consisting of 6 of 56 students. Data were collected through a learning style inventory (LSI) test given to 56 students to group participants based on the learning style of the Kolb model, then a geometry problem-solving test and interviews were given to 6 students, namely two assimilator students, one converges, one accommodator, and two diverger students. The analysis is based on data from written test results and interviews. Then, time triangulation is carried out to obtain valid research data. The analysis was conducted based on data from written test results and interview results paired with video recordings. Then, triangulation of time is carried out to obtain valid research data. The results of the analysis showed that assimilator students and converger students were able to achieve at the global visual level, namely being able to carry out visual thinking activities well in solving problems, illustrate the problem correctly in geometric drawings/objects, represent problems in mathematical symbols precisely and can express relationships between images well. While accommodator and diverger students can only reach the local visual level, they have yet to be able to show every visual thinking activity well in solving geometry problems, illustrating problems in geometry drawings that could be more precise, and solving rudimentary geometry problems.
Perbandingan Peningkatan Kemampuan Berpikir Kreatif Matematis Serta Self-efficacy antara Siswa Mts yang memperoleh Pembelajaran Berbasis Fenomena Didaktis dan Berbasis Kurikulum 2013 melalui Pendekatan Investigasi Abas Hidayat; Turmudi Turmudi; Bambang Avip Priatna
SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika Vol 4, No 2 (2016)
Publisher : SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/sigmadidaktika.v4i2.31987

Abstract

Abstrak. Penelitian bertujuan untuk menganalisis perbandingan kemampuan berpikir kreatif matematis dan self-efficacy antara kelas yang memperoleh pembelajaran berbasis fenomena didaktis dengan menggunakan pendekatan investigasi dan kelas yang memperoleh pembelajaran berbasis buku kurikulum 2013 dengan menggunakan pendekatan investigasi, baik secara keseluruhan maupun ditinjau dari kategori kemampuan awal matematis (KAM). Metode penelitian ini adalah quasi eksperiment terdiri dari kelas eksperimen 1 yang memperoleh pembelajaran berbasis fenomena didaktis dengan menggunakan pendekatan investigasi dan kelas eksperimen 2 yang memperoleh pembelajaran berbasis buku kurikulum 2013 dengan menggunakan pendekatan investigasi. Penelitian dilakukan di kelas VIIIA dan VIIB salah satu MTs Negeri di kabupaten Cirebon. Hasil penelitian diketahui terdapat perbedaan yang signifikan pada pencapaian dan peningkatan kemampuan berpikir kreatif matematis antara kedua kelas sampel; terdapat perbedaan yang signifikan pada peningkatan kemampuan berpikir kreatif matematis kategori KAM sedang, tetapi tidak terdapat perbedaan yang signifikan untuk kategori KAM tinggi dan rendah; terdapat perbedaan yang signifikan self-efficay antara kedua kelas sampel.  Abstract. The aims of study is to determine achievement and improvement mathematical creative thinking and self-efficacy differences between students who learn mathematics based on didactical phenomenology through investigation approach and students who learn mathematics with book of Curriculum 2013 through investigation approach. The research method is a quasi-experiment with non-equivalent pre-test and post-test research design. Samples are VIII A class and VIII B class in one of the MTs (Islamic Junior High School) in Cirebon. Instruments test mathematical creative ability, math worksheets nuanced didactical phenomenology, self-efficacy questionnaires are used in this study. The results showed that; 1) there is a significant difference in achievement and improvement students' mathematical creative thingking between the two sample classes. 2) there is a significant difference in improvement students' mathematical creative thingking for students with category KAM (early mathematical ability) medium, but no significant difference for students with category KAM high and low between the two sample classes. 3) there is a significant difference in achievement self-efficacy between the two sample classes.
ANALISIS KEMAMPUAN PEMAHAMAN KONSEP DITINJAU BERDASARKAN KECEMASAN MATEMATIKA Abdul Latip; Turmudi Turmudi; Kartika Yulianti
SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika Vol 11, No 1 (2023): January
Publisher : SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/sigmadidaktika.v11i1.53435

Abstract

Kemampuan pemahaman konsep merupakan kemampuan dasar yang harus dimiliki oleh peserta didik. Oleh sebab itu sebagai seorang pendidik, guru harus dapat meningkatkan kemampuan pemahaman konsep selama proses pembelajaran. Namun pada kenyataanya terdapat hambatan berupa kecemasan yang dialami oleh peserta didik yang tidak diketahui oleh guru. Penelitian ini bertujuan untuk menganalisis dan mendeskripsikan kemampuan pemahaman konsep peserta didik ditinjau berdasarkan kecemasan matematika. Penelitian ini merupakan penelitian kualitatif dengan metode deskriptif. Subjek dalam penelitian berjumlah 6 orang peserta didik yang dipilih dari tiap kategori kecemasan matematika. Instrumen pendukung dalam penelitian ini meliputi: 1) Angket Kecemasan Matematika; 2) Tes Kemampuan Pemahaman Konsep; 3) Pedoman Wawancara. Dari hasil penelitian ditemukan bahwa peserta didik dengan tingkat kecemasan matematika rendah yaitu S1 dan S2 dapat memenuhi 4 dari 5 indikator pemahaman konsep; peserta didik dengan tingkat kecemasan matematika sedang yaitu S6 mampu memenuhi 3 dari 5 indikaor pemahaman dan S16 mampu memenuhi 2 dari 5 indikator pemahaman konsep; peserta didik dengan tingkat kecemasan matematika tinggi yaitu S11dan S20 tidak dapat memenuhi semua indikator pemahaman konsep
Meningkatkan Kemampuan Pemahaman dan Pemecahan Masalah Matematis Siswa SMP melalui Metode Guided Discovery Mahmudin Mahmudin; Turmudi Turmudi; Stanley Pandu Dewanto
SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika Vol 4, No 1 (2016)
Publisher : SIGMA DIDAKTIKA: Jurnal Pendidikan Matematika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/sigmadidaktika.v4i1.31981

Abstract

Abstrak. Tujuan penelitian ini adalah untuk mengkaji pengaruh pembelajran Guided Discovery terhadap peningkatan kemampuan dan pemecahan masalah matematis siswa. Desain penelitian yang digunakan adalah kuasi eksperimen. Populasinya, yaitu seluruh siswa SMP kelas IX di salah satu SMP di Kota Bandung. Adapun sampelnya terdiri dari 35 siswa kelas Guided Discovery (kelompok eksperimen) dan 35 siswa kelas konvensional (kelompok kontrol) yang dipilih menggunakan teknik purposive sampling. Analisis data dilakukan secara kuantitatif. Analisis kuantitatif menggunakan independent sample t-test, Mann-Whitney test. Hasil penelitian menunjukkan bahwa peningkatan kemampuan pemahaman dan pemecahan masalah matematis siswa yang belajar matematika dengan metode Guided Discovery lebih baik secara signifikan dibandingkan dengan siswa yang memperoleh pembelajaran matematika secara konvensional. Abstract. The aims of this research was to analyze the effect of Guided Discovery’s learning, toward the increase of  student’s mathematical understanding ability and mathematical problem-solving ability. The research utilized a quasi experimental design. The population in this research are students of grade nine from one junior high school in Bandung. As concern, the sample comprised of 35 students in Guided Discovery class (experiment group) and 35 students in conventional class (control group) who choosed by purvosive sampling. Analyzed of the data was quantitavely. The quantitative analysis is used independent sample t-test, Mann-Whitney test. The result shows that gain of  mathematical understanding ability and mathematical problem solving ability by Guided Discovery’s learning better than by conventional teaching.
Co-Authors A, Abdul Wahab Aan Subhan P Abdul Fatah Abdul Latip Abdul Latip Abdul Wahab A Abdussakir Abdussakir Adawia, Aida Afgani Dahlan, Jarnawi Agus Muharram Agus Mukti Wibowo Agusfianuddin Agusfianuddin Agusfianuddin, Agusfianuddin Ahmad Arifuddin Ahmad Dzulfikar Ahmad Dzulfikar Ahmad Rizal Jalaludin Ahmad Rizal Jalaludin Al Jupri Al Jupri, Al Jupri Alfaridzi, Tegar Alman alman Ambar Gini Permatasari Ambar Gini Permatasari Amelia Defrianti Putri Andhin Dyas Fitriani Andini Dwi Rachamwati Aneu Pebrianti Anggi Lestari Purnama Ani Rosidah Anwar Aprianto Abdurahman Aras, Irianto Arie Dharmawan Arie Dharmawan Arifin Riadi Armeyntan, Tata Sutrafia Asep Safaat Asep Syarif Hidayat Asep Syarif Hidayatullah Asnawi, Muhammad Hasan Aufia, Zulfatul Aya Shofia Maulida Ayunda Sri Wahyuningrum Azhari, Mohamed Nor Azhari Azman Badrus, Badrus Bambang Avip Priatna Martadiputra cakrawala Bambang Hero Saharjo Baskoro, Jarot Aji Belinda Terlouw Boedi Tjahjono Buhaerah Buhaerah Buhaerah Buhaerah, Buhaerah Cahya Karisma Pertiwi Cahya Karisma Pertiwi Cahyanti, Niken Dwi Dadan Dasari Dadan Rahmat Dadan Rusdiana Saputra Dadan Rusdiana Saputra Dadang Juandi Dadang Juandi Darhim Darhim Dasim Budimansyah Dasim Budimansyah, Prayoga Bestari, Redi Yamanto, Dasim Budimansyah, Deby Ifevayona Ginting Devi Afriyuni Yonanda Dewi, Rivani Adistia Dian Nopiyani Dian Robiatussa’diyah Diana, Nana Didi Suhaedi Didi Suryadi Didi Suryadi Didi Suryadi Dinantika, Tutus Dini Febriani Diski Novianda Diya, Hakimatul Maulidiyah Dudu Suhandi Saputra E. Nurlaelah Edi Irawan Edi Irawan Edi Supriyadi Ejen Jenal Mutaqin Ekasatya Aldila Afriansyah Elah Nurlaelah Elah Nurlaelah Elly Susanti Elmawati, Elmawati Elvandri Yogi Pratama Endang Mulyana Ernawati Ernawati Ernawulan Syaodih Esti Harini Evawati Alisah Fadhil Zil Ikram Fardian, Dilham Farida Daniel Febriandi, Riduan Febriandi Febriani, Winarti Dwi Ferlia Putri Rahmania Firda Fauziah Fita Nur Fitriana Fitria Sulistyowati Fitriyani, Harina Freddy Prasetyo Fuadiah, Nyiayu Fahriza Fuji Azzumar Gee, Efrata Gita Yulia Dewi H N Fitriani Haerani, Agus Hafiziani Eka Putri, Hafiziani Eka Hamdan Sugilar Hani Nurhasanah Hania Rahmah Harina Fitriyani Haryanti, Yuyun Dwi Hasanah, Nur Riski Hasti Robiasih Hastri Rosiyanti, Hastri Hayani Wulandari, Hayani Hayatun Nufus Hendrayati, Wida Sri Hendriyanto, Agus Herli Salim Herman, Tatang Hidayat, Abas Huda, Nur Fuad Kholiqul Hudali, Ahmad Idat Muqodas Ika Fitri Apriani Ilham Muhammad Imam Sujarwo Indra Suhendra Indriati, Mefa Inggrid Marlissa Intan Nurunnahar Iriawan, Sandi Budi Irmadi Nahib Ismail, Mochamad Tubagus Isnawan, Muhamad Galang Italyani Nurhaifa Jamhari Jamhari Jannah, Shahnaz Latifatul Jarnawi Afgani Dahlan Jarnawi Afgani Dahlan Jarnawi Jarnawi Joko Rizkie Widokarti Jozua Sabandar Jozua Sabandar Juhari Juhari, Juhari Kartika Yulianti Kasmad, Mamad Khabibur Rohman Khabibur Rohman, Khabibur Khoiroh, Ihda Umdatul Khusnul Novianingsih Kisno Kurino, Yeni Dwi Kurnia Putri Sepdikasari Dirgantoro Kusnandi Kusnandi Kusnandi Kusnandi Kusnandi, Kusnandi Kusuma, Yaya S Lilik Ariyanto LILIK BUDIPRASETYO Lucky Heriyanti Jufri, Lucky Heriyanti Lucy Dewan Yulianto Maarten Dolk Maarten Dolk, Maarten Magdalena Wangge Maghfiroh, Jamilatul Mahmudin Mahmudin Marasabessy, Rosida Marchy, Febrinna Marfuah Margaretha Madha Melissa Maulida, Aya Shofia Mawaddah Hamzah, Andi Mega Nur Prabawati Mega Nur Prabawati Mega Nur Prabawati, Mega Nur Meliala, Janita S Mhmd. Habibi MICHIEL DOORMAN, MICHIEL Minasyan, Sona Mohammad Nadzir Azhari Mohammad Nafie Jauhari Mubiar Agustin Muchsin, Sitti Busyrah Mufliva, Rosiana Muhamad Syahidul Qirom Muhammad Khudzaifah Muhammad Rifqi Mahmud Muhammad Tareq Ghifari Muhammad Tareq Ghifari Muhammad Zaki Muhammad, Iryana Mulyani, Andini Endah Sri mulyanti, Yanti Mulyanti Mustadin Mustadin Mutiara Arlisyah Putri Utami N Hidayah Nana Diana Nana Diana Nana Diana Nanang Priatna Naser, Abdurrahman do muhamad Nashiha, Maslahatun Naufal Ishartono Nazla Nurul Aulia Panggabean Nazla Nurul Aulia Panggabean Nelma Dortje Lethulur Neza Zakiya Arili Nia Fatmawati Nilah Karnilah Nineu Erwinda Agustin Nisful Laila Nopiyani, Dian Nopiyani, Dian Nunung Nurjanah Nur Anisa Fitri Hasan Nur Riski Hasanah Nurafni Nurdiansyah, Rikrik Nurhasanah Nurhasanah Nuur Wachid Abdul Majid Oktriyanti, Dea Iintri Panjaitan, M. Azhari Pieter Zakarias Tupamahu Pramartha, I Nyoman Bagus Pratiwi, Inne Marthyane Prida N. L. Taneo Puji Rahayu Puri Pramudiani Puri Pramudiani Purnamasari, Sinta Putri, Amelia Defrianti Qirom, Muhamad Syahidul Raden Nabilah Fahrani Radjak, Dwi Setiawati Rafi' Addani, Aisyah Rahmah, Hania Rahmat Riyadi, Arie Ramadhan Kurnia Habibie Rani Sugiarni Ratni Purwasih Ratni Purwasih Ratni Purwasih, Ratni Reza, Hazim Saputra Filia Ria Novia Agus Rifqi Hidayat, Rifqi Riki Andriatna Rina Indriani Rina Indriani Rina Oktaviyanthi Riska Nurhasanah Riska Nurhasanah Ritmayanti, Indah Rahmania Rivani Adistia Dewi Riza Fatimah Zahrah Rizki Amalia Roesdiana, Lessa Rohati Rohati Rohimah, Siti Maryam Rokhmah, Ummi Nur Rolina Amriyanti Ferita, Rolina Amriyanti Rusdian Rifai Rusdian Rifai S Prabawanto Saiman Saiman Saputri, Veni Sari Herlina Selvi Amelia Rahmawati, Rr. shidieq, faris majdie Sinta Purnamasari Sinta Purnamasari, Sinta Siti Fatimah Siti Nur Fadlilah Somchai Watcharapunyawong Sona Minasyan Sovana Dwi Lestari Sri Adi Widodo Sri Adi Widodo Sri Harini Stanley Pandu Dewanto Sufyani Prabawanto, Sufyani suhandri, suhandri Suhendra Suhendra Suhendra Suhendra Suhendra, S SUMADI SUMADI Sumanang Muhtar Gozali Sunata Sunata Supandi Suparman Suparman Suparman Supiarmo, M. Gunawan Supriatna, Irfan Supriatna, Tatang Surya, Yohanes Suryadi Suryadi Sutomo, Woro Anglia Banda Sutoyo, Edi Swasti Maharani, Swasti Syafitri, Yoesrina Novia Vini Syaiful . Syaiful Syaiful tatang Herman Tatang Herman Tatang Herman, Tatang Terlouw, Belinda Tia Purniati Trian Pamungkas Alamsyah Trisna Roy Pradipta, Trisna Roy Ulfa, Nadia Unaenah, Een Utami, Lianni Gustia Vidanisa Nurkhotimah W Wahyudin Wafiyah, Amiroh Nur Wahab, Dewi Anita Silvina Wahyu Henky Irawan Wahyu Sopandi Wahyudin Wahyudin Wahyudin Wahyudin Wangge, Magdalena wawan kusmawan Widayanti Widayanti Widya Kusumaningsih Widya Kusumaningsih Wildan Hakim, Wildan Wina Mustikaati Wisnu Zakaria Yani Supriani Yanti Mulyanti Yanuari, Nuke Fitri Yasing, Hakimee Yatin Suwarno, Yatin Yaya Kusumah Yaya S Kusuma Yaya S. Kusumah Yaya Sukjaya Kusuma Yaya Sukjaya Kusumah Yeni Dwi Kurino Yeni dwi Kurino Yeni dwi Kurino Yullys Helsa Yuni, Yatha Zakiya Aulia Ilma