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Students' Critical Thinking Ability in Solving the Application of the Derivative of Algebraic Function Problems Marzuki Marzuki; Saiman Saiman; Wahyudin Wahyudin
Didaktik Matematika Vol 9, No 1 (2022): April 2022
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jdm.v9i1.25220

Abstract

Critical thinking (CT) is convergent thinking that can be explored when students learn mathematics. Yet, CT based on the level of mathematical ability has not been widely explored. The participants involved 30 Year 11 students in Bandung, Indonesia. The research instruments were a written CT ability test and a semi-structured interview guide. Interviews were conducted in-depth to capture very high mathematical abilities until saturated data were obtained. Data saturation occurred during the interview with the 10th participant, where new categories and sub-categories were no longer found. Data was analyzed following an intrinsic case study design based on the post-positivist paradigm through NVivo 12 plus. This study found that students' CT ability level was very high, their thinking abilities varied, and they able to provide solutions to anyone in solving similar problems. This finding will have implications for the variety of students' critical thinking patterns in learning mathematics on the application of the derivatives of algebraic function in high school.
Miskonsepsi Konsep Prasyarat Aljabar Mahasiswa Pendidikan Guru Madrasah Ibtidaiyah Nurlita Nurlita; Cut Morina Zubainur; Anizar Ahmad; Saiman Saiman
Didaktik Matematika Vol 3, No 2 (2016): Jurnal Didaktik Matematika
Publisher : Universitas Syiah Kuala

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Abstract

The concept of algebra prerequisites that must be understood by primary school teachers (SD) including: (1) concept of numbers and numerical operations, (2) the ratio/proportion, and (3) the order of operations. The third prerequisite concept also needs to be understood as a candidate in primary students in elementary uru. Lack of understanding of the concept of preconditions can lead to misconceptions in students. The researchers aim to analyze the misconceptions of what happens to students in primary prerequisite to the concept of algebra. The study involved five students in primary UIN Ar-Raniry. Data obtained through diagnostic tests and interviews so analyzed descriptively qualitative. The results showed that students in primary experiencing misconceptions on the concept of algebra prerequisites are: the concept of fractions, prime numbers, integers, mixed operations, and operations on fractions. The implication of the study is the need for efforts to improve understanding of student teachers, especially students in primary through appropriate measures.
WORKSHOP VIRTUAL MANIPULATIVE BERBASIS GEOGEBRA DALAM PEMBELAJARAN MATEMATIKA BAGI GURU MTs/SMP ACEH TIMUR Saiman Saiman; Muhammad Zaki; Iden Rainal Ihsan
Martabe : Jurnal Pengabdian Kepada Masyarakat Vol 6, No 2 (2023): martabe : jurnal pengabdian kepada masyarakat
Publisher : Universitas Muhammadiyah Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31604/jpm.v6i2.709-716

Abstract

Kegiatan Pengabdian Kepada Masyarakat (PKM) “Workshop Virtual Manipulative Berbasis Geogebra” bertujuan untuk membekali guru MTs/SMP Aceh Timur untuk meningkatkan kemampuan menggunakan Alat Peraga Maya dalam pembelajaran Matematika. Workshop ini dilaksanakan di Laboratorium Multimedia Sekolah mitra, MTsN 9 Aceh Timur. TIM PKM ini melibatkan tiga Dosen dan tiga mahasiswa Prodi Pendidikan Matematika FKIP UNSAM. Peserta adalah 15 Guru mata pelajaran Matematika. PKM ini  telah berlangsung dengan maksimal. Tim PKM dan Peserta telah mengikuti semua tahapan PKM ini mulai dari persiapan, pelaksanaan, dan evaluasi PKM. Peserta sangat antusias dan telah  mampu mendesaian dan menggunakan virtual manipulative berbasis geogebra dalam pembelajaran matematika, sehingga  telah menghasilkan produk Virtual Manipulative terintegrasi dengan aktivitas siswa. Peserta mengharapkan kegiatan workshop virtual manipulative berbasis geogebra ini terus berlanjut lagi. Ini adalah indikator berhasil dan ketercapaian tujuan Kegiatan PKM ini.Â