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Impact of Ethnomathematics-Based Learning on Mbojo Students’ Mathematical Communication Skills in Indonesia Mariamah, Mariamah; Diana, Nanang; Adiansha, Adi Apriadi; Muslim, Muslim; Khatimah, Khusnul
Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram Vol. 14 No. 2: April 2026
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/j-ps.v14i2.19875

Abstract

Mathematical communication skills are essential for enabling students to express mathematical ideas, use representations, and explain reasoning clearly. However, elementary students often experience difficulties in using mathematical symbols, interpreting visual representations, and presenting problem-solving steps systematically. This study examined students’ mathematical communication skills after the implementation of ethnomathematics-based learning using Mbojo cultural contexts. A quasi-experimental method with a one-group posttest-only design was employed. The participants were 15 fourth-grade students selected through total sampling. Data were collected using a mathematical communication skills test and analyzed using a one-sample t-test with a benchmark score of 70, based on the Minimum Mastery Criteria. The results showed that students’ mean score was 73.87, which was significantly higher than the benchmark, t(14) = 2.822, p = .015. These findings indicate that ethnomathematics-based learning using Mbojo cultural contexts can support students’ mathematical communication skills. However, due to the absence of a pretest and control group, the findings should be interpreted as evidence of students’ achievement above the benchmark rather than strong causal evidence.
Konstruksi Kemampuan Pemecahan Masalah Matematis Mahasiswa Calon Guru Sekolah Dasar melalui Problem Based Learning dalam Pembelajaran Matematika Lanjut Syarifuddin, Syarifuddin; Adiansha, Adi Apriadi
JagoMIPA: Jurnal Pendidikan Matematika dan IPA Vol. 6 No. 2 (2026): JagoMIPA: Jurnal Pendidikan Matematika dan IPA
Publisher : Yayasan Pendidikan Bima Berilmu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53299/jagomipa.v6i2.4318

Abstract

Penelitian ini bertujuan menganalisis konstruksi kemampuan pemecahan masalah matematis mahasiswa melalui implementasi model Problem Based Learning (PBL) dalam pembelajaran Matematika Lanjut. Desain penelitian yang digunakan adalah kuasi-eksperimen tipe Non-Equivalent Control Group Design dengan melibatkan 60 mahasiswa yang memprogramkan mata kuliah Matematika Lanjut yang terbagi menjadi kelas eksperimen (n=30) dan kelas kontrol (n=30). Instrumen pengumpulan data berupa tes kemampuan pemecahan masalah matematis berbasis indikator Polya yang telah divalidasi secara konten dan konstruk. Analisis data dilakukan melalui uji normalitas Shapiro-Wilk, uji homogenitas Levene, uji-t independen, N-Gain ternormalisasi, dan effect size Cohen's d. Hasil penelitian menunjukkan bahwa kelas eksperimen memperoleh rerata posttest 82,13 dibandingkan kelas kontrol sebesar 67,47, dengan nilai signifikansi uji-t sebesar 0,000 (p < 0,05). Analisis N-Gain menghasilkan nilai 0,71 (kategori tinggi) pada kelas eksperimen dan 0,42 (kategori sedang) pada kelas kontrol. Effect size Cohen's d sebesar 1,34 mengindikasikan dampak perlakuan yang sangat besar. Temuan ini menegaskan bahwa model PBL secara signifikan meningkatkan kemampuan pemecahan masalah matematis mahasiswa dalam pembelajaran Matematika Lanjut.
Co-Authors Ady Irawan Agustina, Sri Rezeki Agustinasari Agustinasari Alfani Wulandari Amrin Amrin Anita Nurgufriani Asriyadin Asriyadin Ayudia Pratiwi Borolla, Vridolin Vrosansen Bulqis, Ratu Dani, Rahmat Deysti Trifena Tarusu Eka Kurniati Fadlilatul Hikmah Fatmah Fatmah Febriana Utami Fiqry, Rizalul Furkan Furkan Furkan, Nuril Halmatuzzuhrotulaini1, Baiq Hardianty, Ruri Hendrawansyah, Hendrawansyah Husnul Khatimah Husnul Khatimah Ibnu Khaldun Ihsan Ihsan Indah Indah Intan Nuraini Irawan, Ady Irnesari, Ella Jumaidin, Jumaidin Khaerul Anam Khairil Anwar Khairul Sani Khairul Sani, Khairul Khatimah, Khusnul L. Lisnawati Lia Fahrunnisa M. Ibnusaputra M. Syafii Makmuri Mariamah Mariamah Mariamah, Mariamah Mawardin Mawardin Mega Fatimah Rosana Muhamad Syarif Sumantri Muhammad Fazryn Muhammad Fuadi Muhammad Yusuf Muhammad Yusuf MULYADI Mulyadi Mulyadi Mulyadi Mulyadi Mulyadin Mulyadin Muslim Muslim Muslim Nanang Diana Nandita, Nur Nasution Nasution Novita Ningsih Nur Intan, Nur Nur Rizkiyah Nurgufrini, Anita Nurhairunisah, Nurhairunisah Nurhikmah Nurhikmah Nurhikmah Nurhikmah Nurjumiati Nurjumiati Nurul Uyun Putri rahhman, nur Rahmawati, Rahmawati Ramli Rendy Permana Sabrina Sabrina Sri Yanti Suciyati Suciyati Sudarwo, Raden Sudarwo, Raden Suhartyaningsih Suhartyaningsih, Suhartyaningsih Suriya Ningsyih Suryani Suryati Suryati Syahriani Yulianci Syamsiar, Syamsiar Syarifuddin Syarifuddin Syarifuddin Syarifuddin Syarifudin Syarifudin Syarifudin Syarifudin Tunnisa, Faiqa Umul Aiman Widyanti Nafisah Yanti, Erni Yusriati, Yusriati Z Misykah Zulela Ms Zulharman Zulharman