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Analisis Penalaran Siswa dalam Melakukan Pengerjaan Operasi Aritmatika Pecahan di Kelas IVA SD Negeri 22 Palu Nurfadila; Usman H.B; Friska Nur; Pertiwi
Aksioma Vol. 7 No. 1 (2018)
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/aksioma.v7i1.176

Abstract

Abstrak: Penelitian ini bertujuan untuk mengidentifikasi proses bernalar yang dilakukan siswa kelas IVA SD Negeri 22 Palu dalam menyelesaikan operasi aritmatika pecahan. Jenis penelitian ini adalah penelitian kualitatif. Subjek penelitian ini siswa kelas IVA SD Negeri 22 Palu yang berjumlah 28 orang. Hasil penelitian menunjukkan pada soal nomor 1 siswa berpikir dalam menentukan pecahan senilai dari yaitu dengan menjumlahkan dua bilangan pecahan sehingga menghasilkan pecahan . Untuk soal nomor 2a, siswa menjumlahkan semua elemen bilangan bulat pada 2 pecahan yang ingin dijumlahkan. Untuk soal nomor 2b, siswa mengalikan semua elemen bilangan bulat pada 2 pecahan yang ingin dikalikan. Untuk soal nomor 2c, siswa membagi pembilang dengan pembilang dan membagi penyebut dengan penyebut. Kata kunci: Operasi Aritmatika Pecahan, Pecahan, Penalaran.
Evaluasi Efektivitas Penggunaan Metode Cooperative Learning dalam Pembelajaran IPA di Sekolah Handayani, Rina; Pertiwi
Buletin Ilmiah Pendidikan Vol. 1 No. 2 (2022)
Publisher : Papanda Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56916/bip.v1i2.701

Abstract

This study aims to evaluate the effectiveness of Cooperative Learning method implementation in teaching Natural Sciences (IPA) at Buntu II Elementary School. The research method used is a quantitative approach with a quasi-experimental design, involving fourth-grade students with a total of 60 students as research subjects. Data were collected through pretest and posttest to measure students' understanding before and after the learning intervention, as well as through observations to record student participation and interactions during the learning process. The results show that the understanding of IPA concepts among students who received instruction using Cooperative Learning method is significantly better than students who received conventional instruction. The learning process with Cooperative Learning method also resulted in higher levels of participation and more positive social interactions among students. However, several challenges such as different social skills among students, effective classroom management, and adaptation to diverse learning styles need to be addressed. Recommendations are made to continue and expand the use of Cooperative Learning method in teaching IPA at elementary schools, with measures such as providing training for teachers in effective classroom management and supporting collaboration among students. This research is expected to contribute positively to the development of inclusive and student-centered teaching methods, as well as to improve the quality of education at Buntu II Elementary School and possibly at other schools as well.
Analyzing the Challenges, Options, and Implementation Strategies for Halal Supply Chain Management in Indonesian Cosmetics Sector Companies: A Literature Analysis Ardiantono, Dewie Saktia; Pertiwi; Sugihartanto, Mushonnifun Faiz; Wibawa, Berto Mulia
Journal of Halal Research, Policy, and Industry Vol. 1 No. 1 (2022): Journal of Halal Research, Policy and Industry
Publisher : UNIVERSITAS NAHDLATUL ULAMA SURABAYA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33086/jhrpi.v1i1.3433

Abstract

The halal industry's prospects are improving year after year, mirroring the growth of the Muslim population, which is increasing year after year. The halalness of a product is a must for consumers, particularly Muslim consumers. Beginning with food and beverages, fashion, tourism, medicines, cosmetics, media, and so on. The halal cosmetics industry is one of the halal industries that is currently developing. The cosmetics industry is also expanding in Indonesia, and it is now one of the industrial sectors the government focuses on. This is demonstrated by the cosmetic industry being designated as a mainstay sector by the Ministry of Industry of the Republic of Indonesia in the 2015-2035 National Industrial Development Master Plan (RIPN). However, the government's role in developing infrastructure and facilities to implement Halal Supply Chain Management, such as in the cosmetics sector, remains limited. This research aims to identify the barriers to implementing Halal Supply Chain Management in Indonesian cosmetics companies. This study employs a qualitative approach in conjunction with a literature review method. Process, packaging, warehousing, transportation, fundamentals, policy, and technology are all barriers to Halal Supply Chain Management in the Halal Cosmetics sector. While the solution is being developed, warehousing, transportation, fundamentals, and technology are being implemented. Finally, strategy can be found in transportation, fundamentals, and technology.