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Journal : mathedunesa

KESALAHAN SISWA DALAM MENYELESAIKAN SOAL CERITA MATEMATIKA DITINJAU DARI GAYA BELAJAR GLOBAL – ANALITIK DISERTAI SCAFFOLDINGNYA Putri Nur Indah; Dini Kinati Fardah
MATHEdunesa Vol 11 No 2 (2022): Jurnal Mathedunesa Volume 11 Nomor 2 Tahun 2022
Publisher : Program Studi S1 Matematika UNESA

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (809.49 KB) | DOI: 10.26740/mathedunesa.v11n2.p341-356

Abstract

Guru perlu mengetahui kesalahan siswa guna melihat pemahaman siswa sehingga proses pembelajaran berjalan maksimal. Masalah yang dapat digunakan untuk mengetahui kesalahan siswa yakni soal cerita karena dalam menyelesaikannya kemampuan siswa akan berbeda–beda dipengaruhi oleh gaya belajarnya. Penelitian ini merupakan penelitian deskriptif kulitatif yang bertujuan untuk mendeskripsikan kesalahan siswa dalam menyelesaikan soal cerita ditinjau dari gaya belajar global–analitik disertai scaffolding dalam mengatasinya. Subjek dalam penelitian ini berjumlah 4 siswa dengan masing–masing 2 siswa di setiap gaya belajar. Metode pengumpulan data yang digunakan yakni angket, tes dan wawancara. Indikator yang digunakan yakni indikator kesalahan Newman. Hasil penelitian menunjukkan siswa bergaya belajar global dominan memenuhi 2 indikator yakni kesalahan proses penyelesaian dan penulisan kesimpulan. Sedangkan siswa bergaya belajar analitik dominan memenuhi 4 indikator yakni kesalahan memahami, transformasi, proses penyelesaian dan penulisan kesimpulan. Scaffolding yang diberikan di setiap kesalahan yakni, pada kesalahan memahami menggunakan strategi membaca kembali soal yang diberikan. Pada kesalahan transformasi, siswa bergaya belajar global tidak diberikan scaffolding berupa strategi explaining dan developing conceptual thinking. Pada kesalahan proses penyelesaian dan penulisan kesimpulan, menggunakan strategi reviewing dan strategi restructuring. Guna meminimalisir kesalahan yang dialami siswa, hasil penelitian dapat digunakan sebagai masukan guru agar membiasakan siswa menyelesaikan soal cerita matematika dan memberikan scaffolding di setiap tahap kesalahan. Kata Kunci : Kesalahan siswa , Soal Cerita Matematika, Gaya Belajar Global–Analitik, Scaffolding.
MISCONCEPTION ANALYSIS OF STUDENTS WITH IMPULSIVE-REFLECTIVE COGNITIVE STYLE IN SOLVING PATTERNS OF NUMBERS PROBLEMS Aqila Firda Istinabila; Dini Kinati Fardah
MATHEdunesa Vol 11 No 2 (2022): Jurnal Mathedunesa Volume 11 Nomor 2 Tahun 2022
Publisher : Program Studi S1 Matematika UNESA

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (579.11 KB) | DOI: 10.26740/mathedunesa.v11n2.pPDF_525-535

Abstract

In the online learning process since March 2020, many students have experienced misconceptions in solving the questions given by the teacher, including mathematics learning activities. In online learning activities students are required to be able to understand the material quickly with all the limitations that students have so that misconceptions arise in students. This misconception can occur, one of which is influenced by differences in students' cognitive styles. This study aims to analyze students' misconceptions in solving problems related to number pattern material. The analysis was carried out on 1 subject with impulsive cognitive style and 1 subject with reflective cognitive style with the same learning outcomes. This type of research is descriptive research with a qualitative approach. Supporting instruments include the Matching Familiar Figure Test (MFFT) and a written test consisting of 9 multiple choice questions which include sub-materials of arithmetic number series, geometric number series, letter number series, and contextual questions related to PATTERNS OF NUMBERS with 4 answer choices. To analyze students' misconceptions, the Three Tier test method is used, namely the first tier consists of number pattern material questions in the form of multiple choice with 4 answer choices, the second tier is the column for students' reasons for giving answers, and the third tier is a column of students' confidence levels using the CRI method, and continue with the interview. The results showed that students with impulsive cognitive style experienced classificational, correlational, and theoretical misconceptions. Meanwhile, students with reflective cognitive style are correlation misconceptions and theoretical misconceptions. To anticipate the occurrence of misconceptions, teachers should provide variations in the learning process, so that students can focus on the learning process and teachers often check students' understanding of concepts. Keywords: Number pattern, Misconception, Cognitive Style, Three Tier, CRI
Penalaran Siswa SMA dalam Pembuktian Matematika pada Materi Trigonometri Ditinjau dari Kemampuan Matematika Binti Nur Hidayah; Dini Kinati Fardah
MATHEdunesa Vol 12 No 2 (2023): Jurnal Mathedunesa Volume 12 Nomor 2 Tahun 2023
Publisher : Program Studi S1 Matematika UNESA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v12n2.p663-683

Abstract

Reasoning in mathematical proof is a thinking process to draw conclusions based on logical ideas by rebuilding previous knowledge and connecting it with current knowledge in order to demonstrate the truth of a mathematical statement supported by logical arguments. To be able to know students' reasoning in mathematical proving is associated with problem solving because problem solving and reasoning have a close relationship. Differences in students' mathematical abilities allow for differences related to reasoning in mathematical proof. The purpose of this study is to describe the reasoning of high school students with high, medium and low mathematical abilities in proving mathematics on trigonometry material. This study used a qualitative approach with a descriptive research type. The research subjects consisted of 3 students from class X, namely students with high, medium and low mathematical abilities. The research data were obtained from the results of mathematical ability tests, mathematical proving tests, and interviews. Mathematical ability tests were used for the selection of research subjects, mathematical proof tests were used to find out how students reasoned in proving mathematics on trigonometry material and interviews were conducted to find out more clearly about the explanation of the reasoning process written by the subjects on the mathematical proof test. The results showed that the three students understood the problem by identifying information that was known and that was not known to students with high mathematical ability and logical reasons, but students with moderate and low mathematical ability, there were statements that were not accompanied by logical reasons. In planning the completion, students with high mathematical ability are accompanied by logical reasons but students with moderate and low mathematical ability have statements that are not accompanied by logical reasons. In carrying out the completion plan students with high mathematical ability can solve problems according to plan accompanied by logical reasons, for students with moderate mathematical ability can solve problems according to plan, even though there are statements that are not accompanied by logical reasons, but students with low mathematical ability they cannot solve problems and did not succeed in carrying out according to the plan because they were confused about proceeding with problem solving. In re-examining the process and results, students with high ability get conclusions from their completion and examine the process from the start, starting from reading the problem, planning, implementing plans and conclusions with logical reasons, for students with moderate mathematical ability getting conclusions from their completion and checking their calculations with logical reasons. However, students with low mathematical ability did not get a conclusion from the solution because they could not solve the problem and did not re-examine the process.
Profile of Student’s Mathematical Connection in Arithmetic Sequences and Series Based on Learning Styles Dyah Ayu Shofa Noer Azizah; Siti Khabibah; Dini Kinati Fardah
MATHEdunesa Vol 12 No 3 (2023): Jurnal Mathedunesa Volume 12 Nomor 3 Tahun 2023
Publisher : Program Studi S1 Matematika UNESA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v12n3.p734-754

Abstract

Mathematical connection is the linkage between mathematical concepts internally and externally. Internally, namely the linkage between the mathematical concepts themselves. Externally, namely the linkage between mathematical concepts with other disciplines and everyday life. This study aims to describe the profile of students' mathematical connections with visual, auditory and kinesthetic learning styles in the material of arithmetic sequences and series. The research subjects were students of class XI MIPA consisting of one student with a visual learning style, one student with an auditory learning style and one student with a kinesthetic learning style. The criteria for research subjects in this study were that they were of the same gender and had high and equal scores on mathematical ability tests. The research instruments consisted of a Learning Style Questionnaire, Mathematical Ability Test, and Mathematical Connection Test. The research method used in this research is descriptive qualitative. The indicators in this study refer to three aspects of mathematical connections, namely connections between mathematical concepts, connections between mathematical concepts with everyday life, and connections between mathematical concepts with other disciplines. Based on the analysis used, the results of this study are as follows: student with a visual learning style fulfill all indicators on all three aspects of mathematical connection. Student with a auditory learning style fulfill all indicators on all three aspects of mathematical connection. Student with a kinesthetic learning style doesn’t fulfill one indicator on the connection aspect between mathematical concepts, namely using the connection of mathematical concepts in solving question of arithmetic sequences and series, fulfill the indicator on the connection aspect between mathematical concepts with everyday life, fulfill the indicator on the connection aspect between concepts mathematics with other disciplines, but didn’t arrive to a final solution.
Students' Mathematical Modeling Ability in Solving Data and Uncertainty Questions on Asesmen Kompetensi Minimum Maulani, Silvia Fajar; Fardah, Dini Kinati; Hidayat, Dayat
MATHEdunesa Vol. 13 No. 1 (2024): Jurnal Mathedunesa Volume 13 Nomor 1 Tahun 2024
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/mathedunesa.v13n1.p119-131

Abstract

Every aspect of daily life is inseparable from the relationship with mathematics and the application of mathematical concepts. Because of this connection with mathematics through mathematical models, mathematical modeling can help students to see the connection between mathematics and real world. In the context-based Asesmen Kompetensi Minimum (AKM) questions, students are asked to solve mathematical problems related to real world. This study aims to determine the mathematical modeling ability of grade VIII junior high school students in solving AKM problems. This type of research is descriptive research with a qualitative approach. The data described is the mathematical modeling ability of students in solving AKM. The subjects of this study were twenty-six junior high school students in grade VIII. Students were given a test sheet containing AKM question in the numeracy section that had been adapted to the data and uncertainty content domain. The results showed that in the data and uncertainty content domain, students' mathematical modeling abilities were quite diverse. Some students were able to reach the exposing phase and answer questions correctly. Most students are still unable to interpret and validate the answers obtained from working mathematically to be referred to the situation of daily life problems in the given problem.