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EDUKASI NUMERASI METODE GASING PADA SISWA KELAS IV SDN 75 KOTA BENGKULU Zakiah Khairunisa; Ayu Tania Riski Putri; Rizki; Nyayu Masyita Ariani
Setawar Abdimas Vol. 5 No. 1 (2026): Januari
Publisher : Universitas Muhammadiyah BengkuluUniversitas Muhammadiyah Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36085/sa.v5i1.9275

Abstract

Kemampuan numerasi merupakan fondasi penting dalam pembelajaran matematika dan menjadi keterampilan dasar yang dibutuhkan siswa sekolah dasar untuk menghadapi permasalahan akademik maupun kehidupan sehari-hari. Hasil observasi di SD Negeri 75 Kota Bengkulu menunjukkan bahwa siswa kelas IV mengalami kesulitan dalam menyelesaikan operasi hitung dasar, khususnya pada perkalian dan pembagian. Berdasarkan kondisi tersebut, kegiatan pengabdian ini dilaksanakan untuk menerapkan metode GASING (Gampang, Asyik, dan Menyenangkan) dengan tujuan meningkatkan kemampuan numerasi. Metode pelaksanaan meliputi sosialisasi konsep, pendampingan, latihan soal. Kegiatan berlangsung selama dua hari dengan total durasi 600 menit. Penerapan metode GASING terbukti efektif membantu siswa dalam memahami operasi hitung dasar sekaligus meningkatkan motivasi, partisipasi aktif, serta keberanian siswa dalam pembelajaran matematika. Dengan demikian, metode GASING dapat dijadikan strategi pembelajaran inovatif yang dapat meningkatkan kemampuan numerasi siswa sekolah dasar.
Critical Mathematical Thinking Ability Viewed from The Mathematical Disposition of Junior High School Students Pratama, Andika Dwi; Risnanosanti, Risnanosanti; Ariani, Nyayu Masyita
Journal of Mathematics Instruction, Social Research and Opinion Vol. 5 No. 1 (2026): March
Publisher : MASI Mandiri Edukasi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58421/misro.v5i1.1144

Abstract

This study was conducted to examine the problem that students’ mathematical critical thinking skills remain varied and are assumed to be influenced by their mathematical disposition. Therefore, this research aims to describe students’ mathematical critical thinking skills from the perspective of their mathematical disposition. This research employed a qualitative approach with a descriptive design. The subjects were six eighth-grade students from SMP IT Al-Marjan Bengkulu, categorized into high, medium, and low levels of mathematical disposition. Data were collected through a mathematical disposition questionnaire, a mathematical critical thinking skills test, and semi-structured interviews. Data were analyzed through data reduction, data display, and conclusion drawing. The findings indicate that students with high mathematical disposition demonstrate strong performance across all critical thinking indicators, including interpretation, analysis, evaluation, inference, and explanation. Students with medium disposition show adequate ability but lack consistency in drawing conclusions and providing logical justification. Meanwhile, students with low mathematical disposition tend to rely on procedural strategies rather than developing deeper conceptual understanding. These results confirm that mathematical disposition contributes to the quality of students’ critical thinking in mathematics.
Pengembangan Lkpd Berbasis Pembelajaran Berdiferensiasi Untuk Meningkatkan Kemampuan Berpikir Kritis Matematis Natalia Salim, Aisyah; Risnanosanti, Risnanosanti; Jumri, Rahmat; Asmara, Adi; Ariani, Nyayu Masyita
Jurnal Pendidikan Matematika : Judika Education Vol. 9 No. 1 (2026): Jurnal Pendidikan Matematika: Judika Education
Publisher : Institut Penelitian Matematika, Komputer, Keperawatan, Pendidikan dan Ekonomi (IPM2KPE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31539/j06zbz82

Abstract

This research aims to improve students' mathematical critical thinking skills through differential learning. This research is an R&D (Research and developmet) development research with the ADDIE (Analysis, Design, Development, Implementation, and Evaluation) model. This research is limited to Implementation only. This study involved 29 students and 1 mathematics teacher in class VII of SMP Negeri 7 Bengkulu City. The research instruments are in the form of validation sheets and questionnaires on the practicality of students and teachers. The results of the study showed that the LKPD developed obtained a validity Result Level of 84.48% with a valid category. The results of the practicality test obtained a percentage of 87.5% of students with the very practical category. Meanwhile, the results of the practicality test obtained a percentage of 87.8% from teachers in the very practical category. The results of this study show that the development of LKPD based on differentiated learning is feasible for use in learning.   Keywords: LKPD, Differentiated Learning, Mathematical Critical Thinking, ADDIE Model
Ethnomathematics Mencak at Traditional Wedding Ceremonies in Seluma Regency Sari, Lorenza Puspita; Ariani, Nyayu Masyita; Kashardi, Kashardi
Kognitif: Jurnal Riset HOTS Pendidikan Matematika Vol. 6 No. 1 (2026): January - March 2026
Publisher : Education and Talent Development Center Indonesia (ETDC Indonesia)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51574/kognitif.v6i1.3562

Abstract

Mathematics not only developed as an abstract science, but it was also present and rooted in the cultural practices of society. One form of this linkage can be studied through an ethnomathematical approach, which plays an important role in the preservation of local culture as well as the development of cultural-context-based mathematics learning. This research aims to identify and describe the ethnomathematical concepts contained in the mencak tradition as the cultural heritage of the community. This research uses a qualitative method with research subjects consisting of traditional leaders and practitioners of the mencak tradition who understand the process and meaning of the implementation of the tradition. Data was obtained through observation, in-depth interviews, and documentation, then analyzed using Miles and Huberman's interactive analysis model which included data reduction, data presentation, and conclusion drawn. The results of the study show that in the movements and formations in the mencak tradition there are mathematical concepts in the form of taper angles, right angles, blunt angles, straight angles, and reflex angles. These concepts arise from the position of the body, the direction of movement, and the patterns of interaction between traditional actors, which reflect mathematical understanding that is naturally integrated in cultural practice. These findings show that the mencak tradition has potential as a source of ethnomathematics-based mathematics learning.