Jurnal Tadris Matematika

Pengembangan Lembar Kerja Siswa Terintegrasi Nilai-nilai Keislaman pada Materi Bilangan

Halistin Halistin — 2023-11-25

Research on the development of Student Worksheets (LKPD) integrated with Islamic values is motivated by the absence of LKPD that integrates Islamic values in the mathematics learning process and the low interest in learning MTs Asy-Syafi'iyah Kendari students. This study aims to develop valid, practical, and effective LKPD. The research method used is research and development with the ADDIE model. The results showed that the LKPD integrated with Islamic values was very valid to be used in the learning process based on the results of the validity by material experts of 3.73 (very valid) and the results of the validity of religious experts at 3.07 (valid). LKPD is also very practical to use in the learning process at MTs Asy-syafi'iyah Kendari based on assessing teacher responses and student responses. The effectiveness of LKPD can be seen from the students' mathematics learning outcomes, where the results show that there are differences in the mathematics learning outcomes of class VII MTs Asy-Syafi'iyah Kendari before and after LKPD is used in the learning process, based on the results of the Wilcoxon test with a significance value of 0.018.

Pengembangan Mobile Learning KORS pada Materi Fungsi Komposisi dan Invers untuk Melatih Kemampuan Berpikir Kritis

Alfi Syahrin Siregar — 2023-11-27

Technology that continues to develop requires teachers to continue to innovate in presenting quality learning media. Mobile learning is a medium that can be used in learning because of the ease in the process of using it anywhere and anytime. On the other hand, critical thinking is a very important ability in mathematics. Through critical thinking skills, students are required to be able to generate thoughts and choose the right steps to solve a problem. However, the results of the field study show that students' critical thinking skills in material on compositional and inverse functions are still very low. This study aims to develop mobile learning named KORS to train students' critical thinking skills in the matter of compositional and inverse functions. This type of research is development research with the ADDIE model. The subjects of this study were practitioners and six high school students. In collecting data, assessment instruments were used by media experts and material experts, as well as student and teacher response questionnaires. The results of this study obtained KORS mobile learning media that were feasible to use with a percentage of 79% from media experts and 78.67% from material experts. The practicality of the media from the teacher's assessment obtained a percentage of 83.33% and based on the results of small-scale trials obtained a student response questionnaire percentage of 82.67%.

Analisis Penyebab Rendahnya Kemampuan Pemecahan Masalah Calon Guru Matematika Menggunakan APKL, USG, dan Diagram Fishbone

Puguh Darmawan — 2023-11-27

Problem-solving is one of the process standards that has been discussed by NCTM and is very important for prospective mathematics teachers to master. The reality is that prospective mathematics teachers have low problem-solving abilities, so it is necessary to analyze the causes of these low-solving abilities. This research aims to uncover the causes of the low problem-solving abilities of prospective mathematics teachers using PKL, USG, and fishbone diagrams. The research method used is qualitative. The research subjects were students of the Mathematics Education study program, FMIPA, Universitas PGRI Banyuwangi who were prospective mathematics teachers according to the achievements of study program graduates. The main instrument of this research is the researcher. Meanwhile, supporting instruments include tests, open questionnaires, researcher notes, interviews, and documentation. Data analysis was carried out using the APKL, followed by the USG method, and then using the fishbone diagram. The results of the research reveal that the causes of low problem-solving abilities are inadequate procedural abilities in solving mathematical problems, inadequate declarative knowledge or knowledge of mathematical concepts, inadequate representational abilities, biological problems, and inadequate interests. This research provides signs for educators to anticipate the causes of the low problem-solving abilities of prospective mathematics teachers.

Conceptual Understanding of Students with Special Needs in Two-dimensional Shapes Based on Pirie Kieren's Theory

Ukhti Raudhatul Jannah — 2023-11-27

This study aims to describe the conceptual understanding of two-dimensional shapes in students with special needs based on Pirie Kieren's theory in terms of learning motivation. This research is a case study with the research subject is 1 students with special needs of class IV at SDN Pademawu Timur V The results of this study are low learning motivation with layers of understanding on the square starting from Image making then head to property noticing to ineffective folding back to image making and do ineffective folding back again to primitive knowing. In solving the square problem, the subject doubled back to ineffective image-making and primitive knowing. Meanwhile, in the rectangular problem, the subject does one folding back to image making. There are similarities in solving square and rectangular problems, for example, the subject describes the two-dimensional shape first before image making and folding back because they don't know how to calculate the area of a square and rectangle. From the similarities and differences in the thinking flow of students with special needs in squares and rectangles, educators are expected to be able to pay attention to their understanding abilities and learning motivation before carrying out learning.

Kepraktisan dan Keefektifan Penggunaan E-LKPD Konteks Sosial Budaya Berbantuan Workbook GeoGebra terhadap Kemampuan Numerasi Peserta Didik pada Materi Limas

Zafar Muhamad Sidik — 2023-11-28

Numeracy is a person's ability to implement mathematics in the home, work and community environments. This research aims to measure the practicality and effectiveness of using E-LKPD in a socio-cultural context assisted by GeoGebra workbooks in improving students' numeracy skills in pyramid material. The type of research used was a quasi-experiment (Quasi-experiment) with research subjects 21 class VIII students at SMPN 1 Kalisat Jember. The practicality of E-LKPD is assessed from the results of student response questionnaires, while the effectiveness of E-LKPD is assessed from the results of students' numeracy ability tests. The use of E-LKPD is said to be practical if the average percentage of students' questionnaire responses is at least in the practical category, and effective if students' numeracy skills are at least in the medium category. Based on the practicality analysis, the results of the student response questionnaire regarding the use of E-LKPD obtained a percentage of 81.67% or were in the practical category. In addition, the use of E-LKPD shows an increase in students' numeracy skills on all numeracy indicators. This can be seen based on the results of the numeracy ability test which obtained an N-Gain score of 0.51 or at a medium effectiveness level. Therefore, the use of E-LKPD in a socio-cultural context with the help of GeoGebra workbooks is practical and effective for improving students' numeracy skills, especially in learning surface area and volume of pyramids.

Pengembangan LKPD dengan Pendekatan STEAM melalui Model PjBL untuk Menumbuhkan Keterampilan Berpikir Kreatif pada Materi Lingkaran Kelas VIII

Tyas Candra Wening — 2023-11-27

Creative thinking is an important skill that includes aspects of flexibility, fluency, originality and elaboration. One of the problems encountered in the field is the low creative thinking skills of students. One of the teaching materials that can help teachers overcome this problem is the innovative Student Worksheet (LKPD) with a STEAM approach through the PjBL model in circle material which has relevance to creative thinking skills. This research aims to describe the process and results of developing LKPD using the STEAM approach through the PjBL model to foster creative thinking skills in valid class VIII circle material. This research uses a research and development (R&D) approach referring to the Holistic 4D development model which is adapted to only include the define, design and develop stages. The research results show that the feasibility percentage based on the media expert's assessment is 80% and the feasibility percentage based on the material expert's assessment is 86.8%. Meanwhile, the eligibility percentage based on the results of the practitioner questionnaire was 86.7% and the eligibility percentage obtained based on the results of the user questionnaire was 86.9%. Thus, the product developed is suitable for use as teaching material that fosters students' creative thinking skills.

Efektivitas Problem-based Learning Berbantuan Media Pembelajaran Kartu Etnomatematika Batik Jombangan dalam Meningkatkan Motivasi Belajar Peserta Didik SMP

Fitri Umardiyah — 2023-11-28

Geometric transformation material requires the role of imagination to link theoretical concepts with real examples. The PBL model can be a means for students to be more active in solving geometric problems, but abstract geometric concepts need to be combined with surrounding objects. One of the surrounding objects that has the concept of geometric transformation is the Jombangan batik cloth. The aim of this research is to determine the effectiveness of problem-based learning assisted by Jombangan batik ethnomathematics cards in increasing junior high school students' learning motivation on geometric transformation material. This research uses a quantitative approach type one-group pretest-posttest design. The research subjects were 32 students in class 7A of Al-Furqon Middle School. Researchers used Jombangan batik ethnomathematics card media as a medium for PBL learning on geometric transformation material. Furthermore, the research instruments used were pretest and posttest learning motivation questionnaires and learning outcomes tests. The data analysis technique used is the paired sample t-test from the results of the learning motivation questionnaire and is supported by learning outcome test scores. Based on the results of the hypothesis test, a significance value of 0.001 (0.001 < 0.05) was obtained, so it can be concluded that PBL learning assisted by Jombangan batik ethnomathematics cards is effective in increasing students' learning motivation on geometric transformation material. The results of the hypothesis test are supported by the results of student learning tests where 90% of students obtained a score above 75.

Pengembangan Media Pembelajaran Berbantuan Lectora Inspire dan Plotagon pada Materi SPLDV untuk Meningkatkan Kemampuan Berpikir Kritis Siswa

Muhamad Nur Setiawan — 2023-11-28

This research aims to describe the process and results of the development of learning media with 3D characters assisted by Lectora Inspire and Plotagon software to improve student's critical thinking skills in the material of systems for solving systems of linear equations in two variables. This research uses research and development methods with a 4D development model. This development model consists of four stages, namely definition, design stage, development stage, and dissemination stage. The learning media developed must meet the feasibility requirements, namely valid, practical, and effective. The results of this research show that the average validity value of the 3 validators is 90% and is included in the valid category. The level of practicality of learning media is 92% based on user questionnaire responsses and is included in the practical category. The level of effectiveness is determined based on the N-Gain results of 28 students who took the pretest and posttest with a percentage result of 79% so it is in the effective category. Based on these results, the learning media developed was proven to be valid, practical, and effective in improving students' critical thinking skills.

Profil Pengajaran Guru Matematika terhadap Kemampuan Pengelolaan Kelas Berbasis Rencana Kegiatan Belajar Mengajar (RKBM) pada Materi Pertidaksamaan Rasional

M. Nashihul Mukminin — 2023-11-28

Good classroom management is very necessary for teachers to achieve learning objectives. However, previous research states that classroom management in the implementation of mathematics learning on rational inequality material is still less than optimal. This is caused by the lack of the teacher's ability to manage the class. As a result, students are less interested in participating in learning activities. Therefore, this study aims to describe the teaching profile of mathematics teachers on classroom management skills on rational inequality material based on the Teaching and Learning Activity Plan (RKBM). This research uses descriptive research with a qualitative approach. The participants of this study were a mathematics teacher of MAN 2 Malang City and 36 students of S1 IPS-1 (Grade 10). Data collection techniques were observation, interview, and documentation. Data analysis techniques were carried out in several stages, namely data collection, data condensation, data presentation, and conclusion drawing. The results showed that RKBM-based mathematics teacher teaching could support good classroom management including, the majority of students being enthusiastic in participating in learning activities and students orderly carrying out the instructions given by the teacher. The results of this study can be used as a reference for teachers to design creative and interactive learning activities