Padillah Akbar
IKIP SIliwangi

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Journal : Jurnal Cendekia : Jurnal Pendidikan Matematika

ANALISIS KEMAMPUAN PEMECAHAN MASALAH DAN DISPOSISI MATEMATIK SISWA KELAS XI SMA PUTRA JUANG DALAM MATERI PELUANG Padillah Akbar; Abdul Hamid; Martin Bernard; Asep Ikin Sugandi
Jurnal Cendekia : Jurnal Pendidikan Matematika Vol 2 No 1 (2018): Jurnal Cendekia: Jurnal Pendidikan Matematika
Publisher : Mathematics Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (398.003 KB) | DOI: 10.31004/cendekia.v2i1.62

Abstract

Dalam penelnitian ini penulis menganalisis tentang kesulitan siswa dalam proses pemecahan masalah serta untuk mengetahui tingkat kategori disposisi matematik pada tiap butir pernyataan. Berdasarkan analisis, kesalahan yang dilakukan oleh siswa dalam mengerjakan soal pemecahan masalah matematik materi peluang dihasilkan dalam proses pencapaiandan kualifikasi dalam memahami masalah 48,75% (rendah), merencanakan penyelesaian 40% (rendah), menyelesaikan masalah 7,5% (sangat rendah), melakukan pengecekan 0% (sangat rendah). Instrumen soal yang digunakan adalah soal yang sudah diuji realibilitas, validitas, daya beda dan indeks kesukarannya juga telah divalidasi oleh validator ahli. Metode penelitian menggunakan analisis deskriptif kualitatif untuk mengetahui sejauh mana pencapaian indikator dari kemampuan pemecahan masalah serta mengetahui tingkat kategori disposisi matematik pada tiap butir pernyataan. Berdasarkan hasil penelitian secara keseluruhan bahwa pencapaian indikator dari kemampuan pemecahan masalah belum tercapai sepenuhnya serta kemampuan disposisi siswa yang tergolong rendah
Penerapan Strategi Pembelajaran Aktif Question Student Have Untuk Meningkatkan Kemampuan Berpikir Kritis Matematik Siswa SMK Windi Wiliawanto; Martin Bernard; Padillah Akbar; Asep Ikin Sugandi
Jurnal Cendekia : Jurnal Pendidikan Matematika Vol 3 No 1 (2019): Jurnal Cendekia: Jurnal Pendidikan Matematika
Publisher : Mathematics Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (256.453 KB) | DOI: 10.31004/cendekia.v3i1.86

Abstract

This study aims to understand and improve the thinking ability of vocational mathematics students with active Question Student Have. This research is an experimental study. To see the suitability of the implementation of learning with this strategy, validation was carried out on the observation sheet and the implementation plan of learning. The subjects of this study were class XI TKJ 2 Penida Vocational School 2 Katapang 2016/2017 academic year (35 students). This strategy is used to get hopes and problems in mathematics learning written on the question card. The instrument used is a matter of description. . Data in the implementation of the application through a sheet of activities and learning outcomes compiled at the end of learning, a tool used to process pretest and posttest data from the results of using a computer with Minitab 16 software. Using the application of mathematics Question Student Have Strategies Owned by Students. The results of the research conducted on the Application of Active Question Student Have to Vocational Critical Mathematical Thinking Ability of students concluded that "the mathematical thinking ability of Vocational students through active learning strategies type of Student Questions Ask better about what is considered for mathematics students who learn to use learning models conventional.
Analisis Kemampuan Berfikir Kreatif Matematis Siswa SMK Pada Materi Sistem Persamaan Linier Dua Variabel (SPLDV) Di Kota Cimahi Ai Rasnawati; Windi Rahmawati; Padillah Akbar; Harry Dwi Putra
Jurnal Cendekia : Jurnal Pendidikan Matematika Vol 3 No 1 (2019): Jurnal Cendekia: Jurnal Pendidikan Matematika
Publisher : Mathematics Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (505.089 KB) | DOI: 10.31004/cendekia.v3i1.87

Abstract

Mathematical creative thinking is the ability to think that aims to solve a problem with many ideas, produce ideas that are diverse, can create new ways and have no similarities with others and are able to develop an idea. Indicators of students' mathematical creative thinking abilities used are fluency, flexibility, originality and elaboration. This study aims to determine the mathematical creative thinking skills of vocational students in Cimahi City on the material of two-variable linear equation systems. This type of research is descriptive qualitative research. The instrument used is in the form of a test of creative thinking skills in the form of a description, a question given to students of class X as much as 31 students. Students in one of the Vocational Schools in Cimahi City. The results of the study show that the ability of students in creative thinking on the material system of linear variables is still low, only 39% of the students' answers reached the maximum score.
Efektivitas Model Student Facilitator And Explaining Terhadap Kemampuan Komunikasi Matematis Siswa Smp Ditinnjau Dari Self-Efficacy Asep Ikin Sugandi; Padillah Akbar
Jurnal Cendekia : Jurnal Pendidikan Matematika Vol 4 No 2 (2020): Jurnal Cendekia: Jurnal Pendidikan Matematika
Publisher : Mathematics Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/cendekia.v4i2.295

Abstract

Penelitian ini didasari masih rendahnya kemampuan komunikasi matematis siswa SMP di kota cimahi dan tujuan dari penelitian ini adalah menelaah efektivitas model Student Facilitator and Explaining terhadap kemampuan komuunikasi matematis siswa SMP ditinjau dari self efficacay. Jenis penelitian yang digunakan adalah kuantitatif dengan metode kuasi eksperimen, Populai dalam penelitian adalah seluruh siswa kelas VII SMP di kota Cimahi sedangkan sampelnya dipilih dua kelas VII dari salah satu SMP di kota Cimahi. Instrumen yang digunakan dalam penelitian ini adalah seperangkat soal kemampuan komunikasi matematik siswa yang berjumlah 35 siswa dan non tes yang berisi 25 pertanyaan mengenai self-efficacy. Soal soal tersebut sudah memenuhi syarat instrumen yang baik ditinjau dari segi validitas, reliabilias, daya pembeda dan indeks kesukaran. Berdasarkan hasil pengolahan data didapat hasil sebagai berikut : Penerapan Model Student facilitator explaining efektif dalam pencapaian kemampuan komunikasi matematis siswa ditinjau secara keseluruhan maupun dari segi self-efficacy, terdapat interaksi antara model pembelajaran student facilitator and explaining dan self-efficacy terjadap kemampuan komunikasi siswa SMP.