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PROFIL BERPIKIR KRITIS SISWA SMP DALAM PEMECAHAN MASALAH GEOMETRI DITINJAU DARI GAYA BELAJAR Diana, Nanang; Mariamah, Mariamah
Media Pendidikan Matematika Vol 2, No 2 (2014)
Publisher : IKIP Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (258.107 KB) | DOI: 10.33394/mpm.v2i2.1858

Abstract

Pembelajaran matematika pada geometri seharusnya memperhatikan gaya belajar siswa, sehinga akan memudahkan guru dalam membantu siswa yang memiliki kemampuan untuk memecahkan masalah sehingga dapat mengembangkan berpikir ktitis siswa. Perbedaan dalam pemecahan masalah kemungkinan besar dipengaruhi oleh gaya belajar siswa. Dalam menyampaikan materi kepada siswanya, guru diharapkan mampu mengakomodasi perbedaan gayabelajar yang dimiliki setiap siswa agar tercapai hasil pembelajaran yang maksimal. Penelitian ini termasuk penelitian kualitatif dan bersifat eksploratif.Subjek diambil dari siswa SMP yang masing-masing memiliki gaya belajar visual, auditori dan kinestetik. Selanjutnya untuk menguji kredibilitas data, dilakukan triangulasi waktu. Subjek visual, dalam memecahkan masalah: Tahap memahami masalah fokusnya membangun makna tentang masalah yang dihadapi. Subjek auditori, pada tahap memahami masalah fokusnya membangun makna tentang masalah yang dihadapi. Subjek kinestetik, tahap memahami masalah fokusnya mampu membangun makna tentang masalah yang dihadapi.
Penerapan Pendekatan Open Ended untuk Meningkatkan Prestasi Belajar Matematika Siswa Kelas VIIID SMP Negeri 2 Monta pada Pokok Bahasan Memahami Bentuk Penyajian Fungsi Tahun Pelajaran 2016/2017 Nanang Diana; Yuliyana A. Rahman
JURNAL PENDIDIKAN MIPA Vol 6 No 2 (2016): JURNAL PENDIDIKAN MIPA
Publisher : Pusat Publikasi Ilmiah, STKIP Taman Siswa Bima

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Prestasi belajar merupakan dambaan setiap siswa yang ada di dalam dunia pendidikan, upaya untuk meningkatkan prestasi belajar siswa selalu diupayakan, baik oleh pemerintah, maupun oleh guru, upaya yang dilakukan guru dalam meningkatkan mutu pendidikan, salah satunya memilih pendekatan pembelajaran yang tepat sesuai dengan karakteristik materi pelajaran dalam proses belajar mengajar, salah satunya adalah dengan: “Penerapan Pendekatan Open Ended Untuk Meningkatkan Prestasi Belajar Matematika Siswa Kelas VIIID SMP Negeri 2 Monta Tahun Pelajaran 2016/2017”. Dengan tujuan penelitian adalah untuk mengetahui apakah Prestasi Belajar Matematika Siswa Kelas VIIID SMP Negeri 2 Monta Dapat Meningkat Dengan Menerapkan Pendekatan Open Ended Pada Pokok Bahasan Memahami Bentuk Penyajian Fungsi Tahun Pelajaran 2016/2017”. Penelitian ini menggunakan Penelitian Tindakan Kelas (PTK), dengan teknik analisis data menggunakan statistik deskriptif. Penelitian ini dilakukan di SMP Negeri 2 Monta Pada Kelas VIIID dengan jumlah siswa 24 orang yang terdiri dari 9 siswa laki-laki dan 16 siswa perempuan, yang bertempat di Jalan Waikancio Waro-Monta Bima. Peneliti ini dilakukan selama 2 siklus, dengan 5 tahap kegiatan yaitu: Perencanaan, Pelaksanaan Kegiatan, Kegiatan Observasi, Evaluasi dan Refleksi. Dengan instrument penelitiannya adalah: Lembar Kerja Siswa (LKS), Lembar Observasi dan Tes Evaluasi. Hasil penelitian ini menunjukkan bahwa: terjadi peningkatan terhadap prestasi belajar matematika siswa kelas VIIID SMP Negeri 2 Monta, yang ditunjukan dengan meningkatnya hasil belajar siswa dari nilai rata-rata 81,67 pada siklus I, meningkat menjadi 86,25 pada siklus II, denga ketuntasan klasikalnya 83% pada siklus I, meningkat menjadi 92% pada siklus II, dengan indikator keberhasilan kerja yang dimana prestasi belajar siswa dikatankan meningkat jika hasil belajar siswa mencapai nilai ≥ 65 (KKM), dengan ketuntasan klasikal minimal 85%.
Implementasi Model Problem Based Learning Berbasis Aplikasi Geogebra untuk Meningkatkan Kemampuan Bernalar Kritis Matematika pada Siswa Sekolah Dasar Muhammad Fazryn; Adi Apriadi Adiansha; Syarifudin Syarifudin; Mariamah Mariamah; Nanang Diana
JagoMIPA: Jurnal Pendidikan Matematika dan IPA Vol. 3 No. 1 (2023): JagoMIPA: Jurnal Pendidikan Matematika dan IPA, Edisi Januari - Juni 2023
Publisher : Yayasan Pendidikan Bima Berilmu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53299/jagomipa.v3i1.279

Abstract

Masalah yang melatarbelakangi penelitian ini adalah rendahnya kemampuan bernalar kritis matematika pada siswa sekolah dasar dan kurangnya penerapan metode pembelajaran yang efektif untuk meningkatkan kemampuan siswa. Oleh karena itu, perlu dilakukan peningkatan kemampuan bernalar kritis matematika melalui penerapan model Problem Based Learning berbasis aplikasi Geogebra. Metode penelitian yang digunakan adalah penelitian tindakan kelas yang dilaksanakan dalam tiga siklus. Subjek penelitian adalah siswa kelas IV SDN Nggembe Tahun Pelajaran 2022/2023 yang berjumlah 25 siswa. Instrumen pengumpulan data yang digunakan adalah tes kemampuan bernalar kritis matematika dan lembar observasi. Data dianalisis menggunakan teknik analisis deskriptif kuantitatif dan kualitatif. Hasil penelitian menunjukkan bahwa penerapan model Problem Based Learning berbasis aplikasi Geogebra dapat meningkatkan kemampuan bernalar kritis matematika siswa SD. Peningkatan tersebut terlihat dari peningkatan skor rata-rata tes kemampuan bernalar kritis matematika siswa dari siklus I (63,6), siklus II (73,6), hingga siklus III (82,4). Selain itu, terdapat peningkatan pada kualitas pembelajaran yang ditunjukkan dari hasil observasi pada setiap siklusnya. Penerapan model Problem Based Learning berbasis aplikasi Geogebra juga mampu memotivasi siswa dalam pembelajaran matematika. Dari hasil penelitian tersebut dapat disimpulkan bahwa penerapan model Problem Based Learning berbasis aplikasi Geogebra dapat meningkatkan kemampuan bernalar kritis matematika pada siswa SD. Model pembelajaran ini dapat dijadikan alternatif pembelajaran matematika yang menarik dan efektif dalam meningkatkan kemampuan bernalar kritis matematika pada siswa SD.
Metacognition Analysis of Male Junior High School Students in Problem Solving Oriented to the Ethnomathematics of East Java Joglo Houses Diana, Nanang; Faqihati, Deva Ananda Tuhfatul; Maftuh, Moh. Syukron
Jurnal Pendidikan Matematika IKIP Veteran Semarang Vol 9 No 1 (2025): Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang
Publisher : Urogram Studi Pendidikan Matematika, Universitas Ivet

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31331/medivesveteran.v9i1.3447

Abstract

The purpose of this study was to describe the metacognition of male junior high school students in problem solving oriented to the ethnomathematics of East Java joglo houses so that this research is a qualitative descriptive study, while the subject of this research is 1 male subject of SMP Negeri 2 Paciran. The data collection technique in this study uses test and interview techniques, where the test used is a problem solving test oriented to East Java joglo house ethnomathematics, then the test results and interviews are analyzed based on indicators of metacognition in problem solving. The validity of the data in this study uses time triangulation where the results of the first test and interview are compared with the results of the second test and interview until valid and reliable data are obtained with different time periods. While the data analysis method in this study consists of data reduction, presenting data, and drawing conclusions. The results of this study indicate that the metacognition of male junior high school students in solving problems oriented to East Java Joglo House Ethnomathematics at the stage of understanding the problem, and implementing a problem solving plan fulfills all indicators of metacognition, namely planning, monitoring and evaluation. However, at the stage of planning problem solving, male junior high school students do not fulfill the planning indicator because students do not plan the time used to solve the problem as well as at the stage of re-examining the solution obtained by male junior high school students do not fulfill the planning and monitoring indicators because they do not plan and monitor the problems given with different strategies or methods.
Analisis Peningkatan Literasi Membaca Melalui Pendekatan Teaching at the Right Level (TaRL) Pada Siswa Kelas III Sekolah Dasar Nanang Diana; Nurmuslimah Nurmuslimah; Hadijah Hadijah
Bima Journal of Elementary Education Vol 2 No 2 (2024): Bima Journal of Elementary Education
Publisher : STKIP Taman Siswa Bima

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37630/bijee.v2i2.2084

Abstract

This study aims to analyze the TaRL approach in improving reading literacy among third-grade students at SDN Inpres 2 Woro. The research employs a qualitative approach with a case study design, involving 9 third-grade students. Data were collected through reading ability tests (pretest and posttest), observations, interviews, and document analysis. The results indicate that the TaRL approach is effective in enhancing students' reading abilities. In the initial assessment, 22.2% of students were at the beginner level, 33.3% were at the word level, and 44.5% were at the story level. After implementing the approach for three months, the posttest results showed no students remained at the beginner level, with improvements at the letter level (22.2%), sentence/paragraph level (22.2%), and reading quality at the story level (44.5%). Teachers noted that students became more active, motivated, and confident in reading activities. The study concludes that the TaRL approach is an effective method for improving reading literacy among elementary school students. This approach is recommended for implementation in other schools, with adjustments made according to the specific needs and learning conditions of each institution.
The Effect of The Problem Based Learning Model on The Analytical Thinking Skills of Elementary School Students Marlina, Leni; Diana, Nanang; Haryadi, Didit; Zulkifli, Zulkifli; Komalasari, Desy Ningsih
Journal of Educational Sciences Vol. 9 No. 4 (2025): Journal of Educational Sciences
Publisher : FKIP - Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jes.9.4.p.1907-1918

Abstract

Analytical thinking skills are a form of higher-order thinking that is important to develop from elementary school, especially through Indonesian language learning. This study aims to determine the effect of the Problem-Based Learning (PBL) model on the analytical thinking skills of fourth-grade elementary school students on the theme “The Uniqueness of My Hometown.” The research method used is quantitative with a quasi-experimental design of the one-group pretest-posttest type. The research subjects consisted of 20 fourth-grade students at SDN O’o Donggo. The instrument used was an essay test consisting of 7 questions based on indicators of analytical thinking. The data were analyzed using a paired sample t-test. The results showed a significant increase in the average scores between the pretest and posttest (p < 0.05). The most improved indicators were the ability to construct arguments and draw conclusions. It is concluded that the PBL model is effective in enhancing students’ analytical thinking skills through contextual problem-solving activities, discussions, and group work. This model is recommended for use in Indonesian language learning to make the process more active and meaningful.
The Influence of Wordwall-Based Interactive Learning Media on Students' Learning Motivation in Mathematics Subjects for Grade III Elementary School Juraidah, Juraidah; Diana, Nanang; Akbar, Purnama Raya
Journal of Educational Sciences Vol. 9 No. 4 (2025): Journal of Educational Sciences
Publisher : FKIP - Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jes.9.4.p.2573-2581

Abstract

This study aims to examine the effectiveness of the Wordwall application in enhancing students' learning motivation of grade 3 students of SDN Inpres Sakuru. The problems found were the lack of motivation to learning mathematics such as not focusing on learning, lack of self-confidence and the use of media that had not been implemented properly. This study used a quantitative approach with a One Group Pretest Posttest design to see motivation before and after treatment. The sample in this study was 27 students. To measure motivation, data were obtained from respondents' answers on the questionnaire statement sheet. Before being given treatment, the initial motivation was 28.37 then after being given treatment it increased by 44.88. This shows an increase in the motivation of grade 3 students. Based on statistical analysis, a significance value of 0.000 was obtained which means it is smaller than the significance level of 0.05, thus it can be concluded that Ha is accepted and H0 is rejected. This finding shows that there is a difference in students' learning motivation scores before and after treatment. This means that the use of interactive learning media assisted by Wordwall has a significant effect on increasing students' learning motivation.
Pengaruh Problem Based Learning Perbantuan Permainan Tradisional Congklak Terhadap Hasil Belajar Matematika Siswa Sekolah Dasar putri; diana, nanang; muslim; rahhman, nur; adiansha, adi apriadi
Pendas : Jurnal Ilmiah Pendidikan Dasar Vol. 10 No. 02 (2025): Volume 10, Nomor 02 Juni 2025 publish
Publisher : Program Studi Pendidikan Guru Sekolah Dasar FKIP Universitas Pasundan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jp.v10i02.28969

Abstract

This study aims to test the influence of the Problem Based Learning (PBL) model assisted by traditional congklak games on the mathematics learning outcomes of grade II elementary school students. The background of this research departs from the low ability of students to solve addition and subtraction problems independently, which is caused by a learning approach that is still expository and does not actively involve students. Using a one group pretest-posttest design, this study involved 26 students at SDN 2 Bolo. The results showed an increase in the average score of students from 53.46 in the pretest to 85.38 in the posttest. With a mean average difference of 31.92 points. The t-test showed significant results (p < 0.000), which showed a significant difference between pretest and posttest scores that the coneckle-assisted PBL model was effective in improving students' mathematics learning outcomes. The integration between PBL and congklak games not only strengthens the understanding of mathematical concepts, but also encourages active participation, logical thinking, and motivation for students to learn in a fun and contextual way.
Analisis HOTS Geometri Pada Keterampilan Berpikir Kritis dan Numerasi Ditinjau Gaya Belajar dan Gender Diana, Nanang; Agustinasari, Agustinasari; Khatimah, Husnul; Ibnusaputra, M.; Adiansha, Adi Apriadi; Muslim, Muslim
Edumatica : Jurnal Pendidikan Matematika Vol 15 No 2 (2025): Edumatica: Jurnal Pendidikan matematika (Agustus 2025)
Publisher : Department of Mathematics Education, Faculty of Teacher Training and Education, Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/edumatica.v15i2.44262

Abstract

Critical thinking and numeracy skills are important competencies for students facing challenges of the 21st century and era of industrial revolution 5.0. In mathematics learning, especially geometry, using Higher Order Thinking Skills (HOTS) questions is a strategic approach to developing these abilities. This study analyzes students' critical thinking and numeracy skills through HOTS geometry questions, reviewed by learning styles and gender. The research uses a quantitative descriptive method with a purposive sample of 26 VIII-grade students at SMP Negeri 1 Kota Bima. Results indicate that male students with visual learning styles achieved the highest scores in both skills. Visual learning styles were more effective in supporting numeracy skills, whereas auditory and kinesthetic styles supported critical thinking more effectively. ANOVA tests revealed significant differences in numeracy skills on the "making decisions" indicator by learning style (Sig. 0.047) and gender (Sig. 0.0291), and in critical thinking skills on the "inference" indicator by gender (Sig. 0.0265). In conclusion, learning styles and gender influence critical thinking and numeracy, with learning style having the more pronounced effect. Future research is needed to train students in answering HOTS questions to enhance both skills.
Exploring Students’ Learning Obstacles in Understanding Rational and Irrational Numbers: A Qualitative Study Diana, Nanang
Al-Mufid Vol 2 No 2 (2024)
Publisher : Papanda Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56916/ijr.v2i2.2279

Abstract

This study aims to identify and analyze the learning obstacles encountered by students in understanding the concepts of rational and irrational numbers. Employing a qualitative descriptive approach, data were collected through interviews, observations, and documentation involving eighth-grade students at a junior high school. The findings reveal three predominant types of obstacles: epistemological, ontogenic, and didactical. Epistemological obstacles are evident in students’ misconceptions regarding irrational numbers, particularly in interpreting them as recurring decimals. Ontogenic obstacles stem from students’ limited prior experiences, especially in connecting fractional concepts with square roots. Meanwhile, didactical obstacles relate to instructional approaches that fail to bridge students’ conceptual understanding. These findings underscore the need for learning designs that align with students’ cognitive structures and incorporate visual representations to facilitate comprehension of rational and irrational number concepts. The study recommends the adoption of constructivist-based instructional strategies to minimize such learning obstacles.