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Journal : MES: Journal of Mathematics Education and Science

ANALISIS KEMAMPUAN BERPIKIR REFLEKTIF MATEMATIS DITINJAU DARI KEMANDIRIAN BELAJAR SISWA Husain, Mark; Prihatiningtya, Nindy Citroresmi; Buyung, Buyung
MES: Journal of Mathematics Education and Science Vol 9, No 2 (2024): Edisi April
Publisher : Universitas Islam Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30743/mes.v9i2.8841

Abstract

This research aims to: 1). Describe how students' mathematical reflective thinking abilities with high learning independence on SPLDV material. 2) Describe how students think reflectively mathematically with moderate learning independence on SPLDV material. 3) Describe how students with low learning independence use reflective mathematical thinking in SPLDV material. This research method is descriptive research (Description Research) and the approach used is a qualitative approach. The subjects in this research were students in class VIII C at SMPN 17 Singkawang. The instruments used in this research were a learning independence questionnaire and a mathematical reflective thinking ability test. From the research results it can be seen that; (1) with high learning independence, students are able to work on indicator questions for the Reacting, Elaborating and Contemplating phases; (2) in moderate learning independence, students are able to work on questions in the Reacting and Elaborating phases, but students are not yet able to work on indicator questions in the Contemplating phase with correct results; (3) with low learning independence, students are unable to work on questions on the Elaborating and Contemplating phase indicators with correct solutions and results, but students are able to work on questions on the Reacting phase indicators correctly. Based on the results of the analysis it can be concluded that; (a) Mathematical reflective thinking ability with high learning independence is in the high category; (b) Mathematical reflective thinking ability with moderate learning independence is in the low category, and; (c) Mathematical reflective thinking ability with low learning independence is in the low category.
Peningkatan Pemahaman Konsep Matematika Materi Perkalian Melalui Media Batang Napier Pada Siswa Klelas III SD Negeri 84 Singkawang Nurhani, Tantri; Buyung, Buyung; Suprapto, Wasis
MES: Journal of Mathematics Education and Science Vol 9, No 2 (2024): Edisi April
Publisher : Universitas Islam Sumatera Utara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30743/mes.v9i2.8870

Abstract

Penelitian ini bertujuan untuk Mengetahui apakah penggunaan Media Batang Napier berpengaruh terhadap peningkatan pemahaman konsep Matematika siswa materi perkalian siswa kelas III. Jenis penelitian yaitu penelitian kuantitatif dengan metode quasi experimental, desain Nonequivalent Control Group Design. Sampel yang diambil dalam penelitian adalah siswa kelas III B yang berjumlah 23 siswa. Teknik pengumpulan data menggunakan Teknik tes soal essay dengan memuat indikator pemahaman konsep Matematika. Teknik analisis data menggunakan N-Gain dan Presentase angket respon siswa. Hasil penelitian adalah: 1) Terdapat peningkatan pemamaham konsep Matematika siswa sebelum dan sesudah menggunakan media Batang Napier pada materi perkalian bilangan cacah dengan hasil N-Gain dengan rata-rata 0,49 dengan presentase 49% dengan kriteria sedang, 2) terdapat perbedaan peningkatan pemahaman konsep Matematika materi perkalian antara kelas eskperimen dan kelas kontrol yang dianalisis menggunakan uji-t dengan hasil yaitu thitung ttabel atau 2,3336 2,0141,maka Ha diterima dan H0 ditolak,3) respon siswa terhadap media Batang Napier memiliki kategori baik dengan hasil presentasenya 71%. Hal ini menunjukkan bahwa respon siswa positif terhadap media Batang Napier yang diterapkan pada materi perkalian. Dapat disimpulkan bahwa penelitian dengan menerapkan media Batang Napier dapat meningkatkan kemampuan pemahaman konsep Matematika siswa pada kelas III di SD Negeri 84 Singkawang.