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Silvia Sayu
Program Studi Pendidikan Matematika FKIP Untan
Decision Sciences, Operations Research & Management Education Languange, Linguistic, Communication & Media Mathematics Other

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HAMBATAN BELAJAR SISWA BERDASARKAN PENALARAN ANALOGI DALAM MATERI ARITMATIKA SOSIAL DI SEKOLAH MENENGAH PERTAMA Chanisah Chanisah; Sugiatno Sugiatno; Silvia Sayu
Jurnal Pendidikan dan Pembelajaran Khatulistiwa (JPPK) Vol 8, No 6 (2019): JUNI 2019
Publisher : Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (552.394 KB) | DOI: 10.26418/jppk.v8i6.33714

Abstract

AbstractThis study is entitled "Student Learning Obstacles Based on Analogy Reasoning in Social Arithmetic Material in Junior High Schools". The research method used is descriptive method with the form of case study research. The subjects of this study were students of class VII A Pontianak State Middle School consisting of 32 students. The results showed that student learning barriers based on the analogy reasoning in the social arithmetic material include: (1) Based on the components of thinking Encoding students do not experience obstacles and can identify the characteristics or structure of the problem sources and target problems; (2) Based on the components of Inferring thinking, there are students who experience obstacles in finding relationships in the source problem; (3) Based on the components of Mapping thinking, students experience obstacles in finding relationships or solutions found in the target problem; (4) Based on the components of Applying thinking, students experience obstacles in calculating the target number and choosing the right formula. Keywords: Analogy Reasoning, Learning Obstacles, Social Arithmetic
ETNOMATEMATIKA PADA TRANSAKSI JUAL BELI OLEH PEDAGANG SAYUR ETNIS MADURA DI PASAR PURING SIANTAN Umsiah Umsiah; Agung Hartoyo; Silvia Sayu
Jurnal Pendidikan dan Pembelajaran Khatulistiwa (JPPK) Vol 8, No 3 (2019): Maret 2019
Publisher : Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (723.082 KB) | DOI: 10.26418/jppk.v8i3.32267

Abstract

Abstract Mathematics is a form of culture having been integrated in all aspects of daily life. This study aimed :1) To describe the form of mathematics applied by the community ethnic Madura in Pontianak Utara, 2) To review and describe the use of math trade deal  conducted by vegetable seller ethnic Madura in market Puring Siantan. Descriptive method was used in this study. Some speakers researched 12 vegetable trader ethnic madura. Data collection used a technique direct communication in the form of interview to the source of information. The data used was observation and interview. The result showed that: 1. The transaction conducted by vegetable seller ethnic madura consisting of acquisition, merchandise the determination of the selling price, and rounding off; 2. A sum done by summing scores for the thousands of zeros; The reduction of activity happened to the consumer spending money , conducted using system counting up; multiplication done by multiplying the number of spending with the thousands and using multiplication gradually which then result of each phase totaled; The division of being done by means of dividing between the highest rate and also carried out the gradually.  Keywords: Ethnic Madura, Etnomatematika, Trading Activity, Vegetable Seller
Co-Authors Agung Hartoyo Chanisah Chanisah Sugiatno . Umsiah Umsiah