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PENERAPAN MEDIA MANIPULATIF UNTUK MENINGKATKAN NUMERASI SISWA KELAS V DI SDKWAERANA ll Algiana Yuliamat Rasapril Jaun; Melkior Wewe; Alvensiana Ayuti Ratna Ndasi
Jurnal Ilmiah Mandalika Education (MADU) Vol. 2 No. 2 (2024): OKTOBER
Publisher : Lembaga PKBM Tunas Harapan Varoso

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/madu.v2i1.156

Abstract

Penelitian ini didasarkan pada rendahnya tingkat memahami siswa sekolah dasar yang diamati dan diwawancarai selama pelaksanaan program kampus mengajar angkatan tujuh. Situasi ini diduga disebabkan oleh kegiatan numerasi yang belum optimal dan kurangnya pemanfaatan sumber belajar yang autentik. Penelitian ini bertujuan untuk meningkatkan numerasi menggunakan media manipulatif bagi siswa sekolah dasar. penelitian ini menggunakan metode kualitatif dengan teknik pengumpulan data meliputi observasi, wawancara, dan dokumentasi. Pembelajaran matematika perlu diberikan kepada semua siswa untuk membekali siswa dengan kemampuan memahami konsep matematika menjelaskan keterkaitan antara konsep dan mengaplikasikan konsep matematika secara akurat,efisien ,dan tepat dalam memecahkan masalah. Salah satu upaya dalam mengatasi permasalahan tersebut yaitu dengan cara menggunakan media manipulatif dalam proses pembelajaran berlangsung.
PEMBELAJARAN MATEMATIKA BERBASIS ETHNOMATEMATIKA DI SATUAN PENDIDIKAN Melkior Wewe; Maria Oktavia Dede Rua; Maria Adriana Fono
Jurnal Ilmiah Mandalika Education (MADU) Vol. 2 No. 1 (2024): APRIL
Publisher : Lembaga PKBM Tunas Harapan Varoso

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/madu.v2i1.159

Abstract

Ethnomathematics is something that can be used to combine mathematics with culture. So that culture & mathematics can go hand in hand & be more easily understood by students. The aim of this research is to find out what role ethnomathematics plays in mathematics learning and to be able to change students' negative defects regarding mathematics. The research method used is the study method (library research) itself, which is a method of collecting, studying, & knowing theories based on various kinds of literature contained in a study. This research is secondary data which is originally based on published research articles and is related using a predetermined title. Data collected using free, involved listening, speaking and note-taking techniques. The results of this research can determine the crucial role of ethnomathematics in mathematics learning. The conclusion of this research is that we can understand the role of ethnomathematics in mathematics learning, namely that ethnomathematics can connect mathematics with culture, change negative defects about mathematics, make students more enthusiastic about participating in mathematics learning and can train teachers to be creative & innovative in expressing mathematical material. using existing culture.
Development of LKPD Based on a Realistic Mathematics Education Approach to Improve Higher-Level Thinking Abilities (HOTS) Tawa, Maria Goreti; Maria Carmelita Tali Wangge; Wilibaldus Bhoke; Melkior Wewe
Desimal: Jurnal Matematika Vol. 9 No. 1 (2026): Desimal
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/djm.v9i1.30843

Abstract

This study addresses the persistent challenge of fostering Higher Order Thinking Skills (HOTS) in mathematics learning, particularly in social arithmetic topics, where conventional instructional materials often fail to promote analytical and evaluative thinking. This research aims to develop and validate a student worksheet (LKPD) grounded in the Realistic Mathematics Education (RME) approach, designed to systematically support the development of HOTS through contextual problem-solving and guided reinvention processes. Employing a Research and Development (R&D) design with the ADDIE model, the study involved iterative stages of analysis, design, development, implementation, and evaluation, incorporating both qualitative feedback and quantitative assessment. The product was validated by subject matter and media experts, yielding high validity scores (3.78 and 3.54, respectively), indicating strong alignment with pedagogical and content standards. Field implementation with seventh-grade students demonstrated high practicality, reflected in a positive response rate of 93.76%. More importantly, the integration of contextual mathematical tasks facilitated students’ engagement in higher-order cognitive processes, including analysis, evaluation, and problem-solving within real-life scenarios. These findings suggest that the developed LKPD not only meets feasibility criteria but also functions as an effective pedagogical design that bridges theoretical principles of RME with HOTS-oriented instruction. This study contributes to mathematics education by offering an empirically validated instructional design that enhances cognitive engagement and supports meaningful learning in secondary education contexts.
Developing Teaching Materials Using a Collaborative Learning Model to Improve Students' Understanding of Mathematical Concepts in Triangles and Quadranges Lewa, Yusta Selvianjeli; Maria Carmelita Tali Wangge; Wilibaldus Bhoke; Melkior Wewe
Desimal: Jurnal Matematika Vol. 9 No. 1 (2026): Desimal
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/djm.v9i1.30844

Abstract

This study addresses the persistent challenge of students’ low conceptual understanding in geometry, particularly in triangles and quadrilaterals, which is often attributed to the dominance of procedural teaching and limited collaborative engagement. Although collaborative learning and Realistic Mathematics Education have been widely examined, their integration into structured teaching materials remains underexplored, especially in facilitating deeper conceptual understanding. This study aims to develop and evaluate collaborative learning-based teaching materials grounded in a realistic mathematics approach to enhance students’ conceptual understanding. The research employed a Research and Development design using the ADDIE model, involving analysis, design, development, implementation, and evaluation stages. The participants were seventh-grade students at SMP Negeri 4 Bajawa. Data were collected through expert validation, classroom observation, and student and teacher response questionnaires, and analyzed using descriptive and inferential approaches. The findings indicate that the developed materials achieved high validity (96% from material experts and 100% from media experts) and strong practicality (student response 100% and teacher response 92%). Furthermore, the implementation results demonstrate a substantial improvement in students’ conceptual understanding, with an average achievement categorized as highly effective. These results suggest that integrating collaborative learning with realistic mathematical contexts provides a meaningful learning experience that supports active engagement and conceptual construction. This study contributes to mathematics education by offering an empirically validated instructional design that bridges collaborative interaction and contextual learning to improve conceptual understanding.
Systematic  Literature  Review:  Improving  Students' Numeration Abilities With an Ethnomathematics Approach Bela, Maria Editha; Marselina Wea; Melkior Wewe; Wilibaldus Bhoke
Desimal: Jurnal Matematika Vol. 9 No. 1 (2026): Desimal
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/djm.v9i1.30863

Abstract

This study aims to systematically examine how and under what conditions ethnomathematical approaches contribute to the development of students’ numeracy skills in mathematics education. Although ethnomathematics has been widely studied, there remains a lack of systematic synthesis focusing specifically on its impact on numeracy outcomes within diverse instructional contexts. This study adopts a Systematic Literature Review (SLR) approach guided by the PRISMA 2020 framework to ensure methodological transparency and rigor. Relevant studies were identified from multiple academic databases, including Google Scholar, Semantic Scholar, Crossref, SINTA, and DOAJ, supported by the Publish or Perish tool. Through a structured selection  process involving identification, screening, eligibility assessment, and inclusion, 20 peer-reviewed articles were analyzed based on predefined criteria. The findings reveal that ethnomathematical approaches can enhance students’ numeracy by embedding mathematical concepts within culturally meaningful contexts, thereby strengthening conceptual understanding and problem-solving abilities. However, the effectiveness of this approach is not uniform and is strongly influenced by instructional design, the authenticity of cultural integration, and teacher pedagogical competence. This study contributes to the field by clarifying the conditions under which ethnomathematics supports numeracy development and by offering a more nuanced understanding beyond general effectiveness claims. The findings provide a foundation for developing culturally responsive numeracy instruction and suggest directions for future research, particularly in terms of experimental validation and cross-contextual analysis.
PENGEMBANGAN INSTRUMEN TES BERORENTASI HOTS BERBASIS ETNOMATEMATIKA MBARU NIANG DI SMAS ST FRANSISKUS XAVERIUS BOAWAE Jefrianus Latong; Melkior Wewe; Lafisius Tena Wale
Jurnal Ilmiah Mandalika Education (MADU) Vol. 2 No. 2 (2024): OKTOBER
Publisher : Lembaga PKBM Tunas Harapan Varoso

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/madu.v2i1.143

Abstract

Penelitian ini bertujuan untuk mengembangkan instrumen tes High Order Thingking Skills (HOTS) berbasis etnomatika Mbaru Niang. Etnomatika Mbaru Niang merupakan pendekatan pembelajaran yang menggabungkan elemen-elemen etnomatika dengan tradisi Mbaru Niang dalam budaya lokal. Instrumen tes ini dirancang untuk mengukur kemampuan berpikir tingkat tinggi siswa dalam konteks etnomatika Mbaru Niang. Metode pengembangan instrumen tes HOTS berbasis etnomatika Mbaru Niang melibatkan beberapa tahapan. Pertama, dilakukan analisis kebutuhan untuk menentukan kompetensi dan indikator HOTS yang relevan dengan konteks etnomatika Mbaru Niang. Kemudia, dilakukan tahap perancangan instrumen tes, termasuk pemilihan jenis soal dan penyusunan rubrik penilaian. Setelah itu, instrumen tes diuji coba pada sejumlah siswa untuk memperoleh data validitas dan realibilitas. Terakhir, instrumen tes diperbaiki berdasarkan hasil analisis data dan feedback dari ahli pendidikan. Hasil penelitian menunjukan bahwa instrumen tes HOTS berbasis etnomatika Mbaru Niang memiliki validitas dan realibilitas yang tinggi. Instrumen tes ini dapat mengukur kemampuan berpikir tingkat tinggi siswa dalam konteks etnomatika Mbaru Niang dengan baik. Selain itu, instrumen tes ini juga dapat memfasilitasi pembelajaran yang lebih kontekstual dan memberikan pengalaman belajar yang berarti bagi siswa.