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The Practice of Reflection Based on Didactical Design Research: An Analysis of the Geometry Transformation Material Iik Nurhikmayati; Mohamad Gilar Jatisunda; Nunuy Ratnawulan
JTAM (Jurnal Teori dan Aplikasi Matematika) Vol 6, No 3 (2022): July
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jtam.v6i3.8441

Abstract

This study aims to identify the possibility of learning obstacles in the concept of Geometric Transformation based on the meaning of the Geometric Transformation concept that students have regarding their experience in obtaining the definition of the Geometric Transformation concept. This study uses a qualitative method and Didactical Design Research for methodological framework that contains three stages of analysis: prospective, metapedadidactic, and retrospective. Teachers who will carry out the learning reflection process based on didactical design research were chosen through purposive sampling as research participants. Forty-eight students took the written test, and then six students were selected by purposive sampling to participate in in-depth interviews. Data analysis was carried out descriptively by reducing data, presenting data, and drawing conclusions. The result indicates that the meaning of the concept of Geometry Transformation, according to students, was the mapping of points in a plane to a set of points in the same plane; the existence of inconsistencies and ambiguity of meaning, and the emergence of the findings of other meaning units of Geometric Transformation concepts. The experience of student meaning shows a tendency for students to get a sense from what is taught by teachers and books with more procedurally oriented concept meanings. Based on the purpose and experience of students' definition, there are learning obstacles in the Geometric Transformation concept, including ontogenic obstacles, epistemological obstacles, and didactical obstacles. These learning obstacles can be a valuable consideration for improving and developing learning designs related to the concept of Geometric Transformation. 
HUBUNGAN KEMAMPUAN KONEKSI DAN KEMANDIRIAN BELAJAR SISWA firliani; iik nurhikmayati
Papanda Journal of Mathematics and Science Research Vol. 1 No. 1 (2022)
Publisher : Papanda Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56916/pjmsr.v1i1.125

Abstract

This study examines the relationship between the ability to connect mathematically independent learning. Mathematical connection ability is closely related to real life. Learning activities that connect lessons with daily life will also be able to increase learning independence in students. Independence in learning can be interpreted as active learning activities on the basis of their own volition or appearing within themselves without being required and directed. This research is a study of a number of literatures. The literature review that supports the theoretical analysis approach includes: learning theories, connection abilities and learning independence. The sources of this research study are reference books, scientific journals and other supporting media. The results of the study are, students' connection abilities will be formed by the formation of good student learning independence. The better the learning independence, the easier it is for students to develop their mathematical connection abilities.
Analisis Kemampuan Representasi Matematis Pada Materi Barisan Dan Deret Nella Suciaty; erik santoso; iik nurhikmayati
Papanda Journal of Mathematics and Science Research Vol. 2 No. 2 (2023): Volume 2 Nomor 2 September 2023
Publisher : Papanda Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56916/pjmsr.v2i2.520

Abstract

This research aims to describe the level of ability of 32 students in class XII - MIPA 1 at SMA Negeri 1 Jatiwangi. The question instrument used in this research is 5 written test questions which refer to indicators of students' mathematical representation abilities. The data analysis technique used in this research is an interactive analysis technique which consists of three components, namely data reduction, data presentation, and drawing conclusions. The results of this research show that (1) The level of students' mathematical representation ability has an average score of 39.32 in the medium category. (2) Errors in solving statistics problems which include conceptual errors (wrong understanding of the meaning of the problem), principle errors (wrong conclusions in determining the final answer to the problem, wrong use of rules in mathematical formulas), and operational errors (wrong in using operations in mathematics such as addition, subtraction, division and multiplication). students' mathematical representations, and students' errors in solving sequences and series problems based on indicators of students' mathematical representation abilities, in class XII - MIPA 1 at SMA Negeri 1 Jatiwangi. This research uses descriptive research with a qualitative approach. The subject of this research.
The effect of learning interest on students' mathematical critical thinking ability in vocational high school Anggun Apriliani; Nia Kania; Iik Nurhikmayati
UNION : Jurnal Ilmiah Pendidikan Matematika Vol 11 No 3 (2023)
Publisher : Universitas Sarjanawiyata Tamansiswa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30738/union.v11i3.15796

Abstract

This research investigates the impact of students' interest in learning critical mathematical thinking skills in the context of vocational high schools (SMK) by using a quantitative approach with correlational research methods. This research involved all class XI students of Ma'arif Al-Ghozali Vocational School as the population. Purposive sampling was used to select a sample of 30 students. Data analysis includes various statistical tests, including normality, linearity, correlation, and simple regression tests. The findings of this study reveal an essential relationship between students' learning interests and their mathematical critical thinking abilities. In particular, there is a significant favorable influence between interest in learning and students' critical mathematical thinking abilities. These results underscore the importance of nurturing and improving their mathematical critical thinking skills. This study contributes to our understanding of the factors influencing mathematical critical thinking skills in vocational high school students. It offers valuable insights for educators and policymakers seeking to improve mathematics education in such settings.
The influence of learning motivation on high school students' mathematical creative thinking ability Elis Rosmawati; Nia Kania; Iik Nurhikmayati
UNION : Jurnal Ilmiah Pendidikan Matematika Vol 11 No 3 (2023)
Publisher : Universitas Sarjanawiyata Tamansiswa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30738/union.v11i3.15801

Abstract

This research aims to investigate the impact of learning motivation on students' mathematical creativity. Employing correlational research techniques with a quantitative approach, the study focuses on the entire Class X population at MIPA Rajagaluh High School. The purposive sampling method was applied to select 30 students from Class X MIPA 6. Research tools included tests on creative thinking and surveys to gauge students' enthusiasm for learning. Data analysis involved correlation, linearity, and normalcy tests. The results revealed a noteworthy correlation between learning motivation and enhancing students' mathematical creative thinking skills. Learning motivation has a statistically significant influence on mathematical creative thinking abilities. These results underscore the importance of cultivating and sustaining students' learning motivation. It is recommended that teachers actively provide encouragement and guidance to nurture robust learning motivation among students.
Pengembangan Bahan Ajar Matematika Berbasis Scientific yang Berorientasi pada Kemampuan Berpikir Kritis Matematis Siswa Iik Nurhikmayati; M. Gilar Jatisunda
Mosharafa: Jurnal Pendidikan Matematika Vol. 8 No. 1 (2019): Januari
Publisher : Department of Mathematics Education Program IPI Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31980/mosharafa.v8i1.534

Abstract

Penelitian ini bertujuan menghasilkan bahan ajar matematika berbasis scientific untuk siswa SMP yang memenuhi kriteria valid, praktis, dan efektif yang berorientasi pada kemampuan berpikir kritis matematis. Jenis penelitian ini adalah penelitian dan pengembangan (Research and Development, R&D) menurut Borg & Gall yang terdiri atas tiga langkah utama yaitu studi pendahuluan, desain produk serta pengembangan dan evaluasi. Subjek penelitian ini adalah siswa kelas VIII SMPN 1 Palasah dengan Instrumen berupa instrumen tes kemampuan berpikir kritis, lembar validasi para ahli, lembar penilaian kepraktisan dan angket respon siswa. Hasil penelitian menunjukkan bahwa bahan ajar matematika berbasis scientific yang dikembangkan telah memenuhi kriteria valid, praktis dan efektif ditinjau dari kemampuan berpikir kritis matematis. Uji perbedaan keefektifan ini menggunakan uji multivariat Hotteling’s Trace dan uji perbandingan keefektifan menggunakan uji statistik univariat between group yang menunjukkan bahwa bahan ajar berbasis scientific yang digunakan kelas uji coba lebih efektif dibandingkan bahan ajar buku paket biasa yang digunakan pada kelas kontrol.
Pengembangan Project Based Learning Berbasis Kearifan Lokal Berorientasi pada Kemampuan Berpikir Kreatif dan Kemandirian Belajar Iik Nurhikmayati; Aep Sunendar
Mosharafa: Jurnal Pendidikan Matematika Vol. 9 No. 1 (2020): Januari
Publisher : Department of Mathematics Education Program IPI Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31980/mosharafa.v9i1.587

Abstract

Penurunan minat peserta didik terhadap keanekaragaman budaya menjadi semakin besar, terutama di kalangan remaja. Penyebabnya adalah globalisasi yang dengan cepat menggeser nilai-nilai kebudayaan bangsa. Pengembangan model pembelajaran Project Based Learning (PjBL) berbasis kearifan lokal (KA) merupakan upaya meningkatkan minat peserta didik pada pelestarian budaya melalui pembelajaran. Tujuan penelitian adalah untuk menghasilkan model pembelajaran matematika PjBL-KA berorientasi pada peningkatan kemampuan berpikir kreatif dan kemandirian belajar yang ditinjau dari aspek kevalidan, kepraktisan dan keefektifan. Sampel penelitian yaitu mahasiswa semester II Program Studi Pendidikan Matematika Universitas Majalengka 2018/2019. Penelitian pengembangan (R&D) yang mengadopsi model 4D yaitu Define, Design, Development dan Dissemination. Hasil penelitian adalah Model PjBL-KA telah memenuhi kriteria valid, praktis, dan efektif terhadap kemampuan berpikir kreatif, serta terdapat pengaruh positif yang signifikan antara kemandirian belajar dan kemampuan berpikir kreatif matematis. Decreased student interest in cultural diversity is becoming increasingly large, especially among teenagers. The Reason is globalization which is rapidly shifting the nation’s cultural values. The development of Project-Based Learning models (PjBL) based on Local Wisdom (LW) is one of the efforts to increase students' interest in cultural preservation through learning. This study aims to produce a PjBL-LW mathematical learning model that is oriented towards improving creative thinking abilities and self-regulated learning in terms of validity, practicality, and effectiveness. This research was conducted on the second-semester students of the Mathematics Education Study Program Majalengka University Academic Year 2018/2019. This research is a Research and Development (R&D) model, namely Determine, Design, Development, and Dissemination. The results showed that: (1) The PjBL-LW model developed has fulfilled valid criteria, practice and effective for creative thinking abilities, and (2) There is a significant positive effect between self-regulated learning and mathematical creative thinking ability.