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Pengabdian Masyarakat: Upaya Peningkatan Hasil Belajar Materi Bilangan Bulat melalui Media Berkonteks Olahraga Effendi, Kiki Nia Sania; Marlina, Rina; Aulia, Dany; Aini, Indrie Noor; Fitri, Falentine Handiani
SINAR SANG SURYA Vol 9, No 2 (2025): Agustus 2025
Publisher : UM Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/sss.v9i2.4329

Abstract

Abstrak. Hasil belajar matematika masih rendah disebabkan kurangnya pemahaman peserta didik pada materi matematika yang dipelajari. Salah satu materi matematika yang penting dimiliki peserta didik adalah bilangan bulat karena materi ini digunakan pada hampir seluruh materi matematika dan matapelajaran lainnya seperti Ilmu Pengetahuan Alam (IPA). Salah satu pendukung proses pembelajaran agar mencapai tujuannya yaitu penggunaan media pembelajaran karena guru matematika dalam proses pembelajarannya memerlukan adanya media pembelajaran yang dapat memudahkan peserta didik mempelajari materi untuk mencapai tujuan pembelajaran. Media yang digunakan dalam kegiatan Pengabdian kepada Masyarakat (PkM) ini yaitu media cetak berupa lembar kerja peserta didik Lembar Kerja Peserta Didik (LKPD) dan media audio-visual. Kolaborasi media pembelajaran ini akan menjadikan kegiatan pembelajaran lebih hidup dan akan meningkatkan fokus peserta didik pada setiap tahap proses pembelajaran berlangsung. Tujuan dari pelaksanaan Pengabdian kepada Masyarakat ini adalah meningkatnya hasil belajar matematika peserta didik khususnya pada materi operasi dasar matematika sehingga peserta didik mampu menyelesaikan permasalahan matematika yang menggunakan operasi dasar matematika. Hasil kegiatan menunjukkan adanya ketertarikan peserta didik dan hasil belajar yang meningkat dilihat dari nilai tes sebelum dan sesudah pelaksanaan kegiatan PkM.
Exploring of Ethnomathematics in the Local Culture of North Karawang Coastal Fishermen for Elementary School Mathematics Pitaloka, Diah; Aini, Indrie Noor
Edumatika Vol 8 No 2 (2025): November 2025, Edumatika : Jurnal Riset Pendidikan Matematika
Publisher : Fakultas Tarbiyah dan Ilmu Keguruan IAIN Kerinci

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32939/ejrpm.v8i2.6060

Abstract

This research aims to explore the activities of fishermen on the coast of Sungai Buntu Beach, Karawang, that contain mathematical concepts, and to map them into the learning outcomes of phases A–C at the primary school level. A qualitative approach with an ethnographic design was used, through observation, interviews, and documentation. The data were then analysed with data reduction, presentation, and conclusion drawing, and their validity was tested through triangulation. The results show that fish trading activities contain number concepts; calculating the catch in a basket reflects algebra through variables and simple equations; the salting and weighing of fish emphasise measurement, proportionality, and capacity; the shapes of boats, nets, baskets, drying racks, and fish crates demonstrate the application of geometric concepts in 2D and 3D shapes; and seasonal catch patterns, trading transactions, and the salting of dried fish provide a context for data analysis and probability. These findings affirm that the cultural practices of fishermen in the North Karawang coastal area, particularly those in Sungai Buntu Beach can be used as an authentic source for contextual, relevant, and meaningful mathematics learning, and are also applicable to other coastal regions with similar cultural characteristics such as the North Coast of West Java, supporting the development of local culture-based teaching materials to enhance students' motivation, understanding, and learning outcomes.
Analisis Kesalahan Peserta Didik dalam Menyelesaikan Soal Matematika Transformasi Geometri Kelas IX Aini, Indrie Noor; 'Ashri, Hanifah Zahra
GAUSS: Jurnal Pendidikan Matematika Vol. 4 No. 1 (2021)
Publisher : Universitas Serang Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30656/gauss.v4i1.3191

Abstract

Penelitian ini bertujuan untuk mendeskripsikan kesalahan peserta didik dalam menyelesaikan soal matematika pada materi transformasi geometri kelas IX dengan teori Newman. Subjek dalam penelitian ini dipilih dengan menggunakan purposive sampling menimbang kemampuan pemecahan masalah matematis peserta didik dengan inisial S1 untuk kategori tinggi, S2 untuk kategori sedang dan S3 untuk kategori rendah. Teknik pengumpulan data yang digunakan adalah dengan tes tertulis berbentuk soal cerita. Hasil penelitian menunjukkan bahwa pada kesalahan dalam keterampilan proses terlihat dominan dibandingkan kesalahan yang lain. Secara umum hal itu disebabkan karena peserta didik masih belum bisa melanjutkan prosedur solusi pemecahan masalah untuk menyelesaikan soal dengan baik dan banyaknya ketidaktelitian peserta didik pada proses perhitungan. Selain itu juga terdapat hubungan antara kemampuan pemecahan masalah matematis dengan kesalahan yang terlihat oleh peserta didik dalam menyelesaikan soal menurut teori Newman.
Enhancing Mathematical Spatial Literacy through Project-Based Blended Learning with Cognitive Conflict Strategy Mustika Sari, Rika Mulyati; Effendi, kiki Nia Sania; Aini, Indrie Noor; Sopiany, Hanifah Nurus; Sartika, Nenden Suciyati; Kossahdasabitah, Annisaa
Jurnal Pendidikan MIPA Vol 27, No 1 (2026): Jurnal Pendidikan MIPA
Publisher : FKIP Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jpmipa.v27i1.pp287-313

Abstract

This article discusses the development of a project-based blended learning (PjBBL) module using a cognitive conflict strategy on the topic of geometric transformations to enhance mathematical spatial literacy. The objectives of this study are (1) to produce a valid, practical design of a PjBBL module with a cognitive conflict strategy, and (2) to determine the improvement in the mathematical spatial literacy of eleventh-grade senior high school students after implementing the module. This research is a design research using the Plomp model. The initial stage of the Plomp model, namely the preliminary research stage, is to identify the problems and needs required in learning. The second stage is prototyping, namely, compiling a prototype after obtaining the results of the initial investigation, followed by formative evaluation; the third stage is assessment. The data collection techniques and instruments used were interviews, observations, and mathematical spatial literacy tests. The results of the module development were evaluated based on three aspects, namely validity, practicality, and effectiveness, involving students from SMAN 1 Cicalengka as the research subjects. The research data were analyzed descriptively. The results showed that the design of the project-based learning teaching module using the cognitive conflict strategy was in the very valid category, with an obtained score of 84. Valid based on material and media experts from the results of the feasibility of content, presentation, language, contextual, and graphics (module size, cover design, and module content design). For the practicality value, a result of 86.3, including the very practical category, was obtained based on the results of the practicality test of student responses to the criteria of presentation, language, content, and time. The effectiveness of the module is evidenced by an increase in students' mathematical spatial literacy, with high N-gain and a large effect size. Keywords: project-based learning, cognitive conflict strategy, mathematical spatial literacy.