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Journal : Jurnal Kajian Pembelajaran Matematika

PEMBERIAN SCAFFOLDING UNTUK MENGATASI HAMBATAN BERPIKIR SISWA DALAM MEMECAHKAN MASALAH ALJABAR Khusnil Khatimah; Cholis Sadijah; Hery Susanto
Jurnal Kajian Pembelajaran Matematika Vol 1, No 1 (2017): Jurnal Kajian Pembelajaran Matematika
Publisher : FMIPA UNIVERSITAS NEGERI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (994.822 KB)

Abstract

This research objective is to describe students’ thinking barriers and to describe given scaffolding to overcome students’ experienced thinking barriers. This is a descriptive qualitative research. Research subjects is 2 students whose thinking capability is high and low. Documents being studied are students’ test result, unstructured interviews transcripts, ands scaffolding. This research demonstrates that subject 1 (S1) barriers are caused by the lack of analogical thinking capability on understanding problem, the low connecting capability when implementing solving plan, and the lack of existing knowledge and connection capability on re-examine planned procedure on problem solving. Subject 2 (S2) thinking barriers are caused by the low analogical capability in understanding problem, the lack of connecting capability when planning problem solving strategy, the lack of analogical capability in planning problem solving, and the lack of prior knowledge and connection in re-examine chosen procedure. Adjusting Anghileri’s scaffolding, S1 was given scaffolding at a rate of explaining and developing conceptual thinking, while S2 was given scaffolding at a rate of explaining, reviewing, restructuring, and developing conceptual thinking.
ANALISIS KESALAHAN SISWA DALAM MENYELESAIKAN SOAL CERITA PECAHAN DAN PENYEBABNYA Martha Mila Sughesti; Gatot Muhsetyo; Hery Susanto
Jurnal Kajian Pembelajaran Matematika Vol 4, No 2 (2020): Jurnal Kajian Pembelajaran Matematika
Publisher : FMIPA UNIVERSITAS NEGERI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17977/um076v4i22020p40-50

Abstract

The facts show that there are still many students who make mistakes in solving fraction story questions. The research objective was to identify and analyze student errors in solving fraction story questions. This type of research is a qualitative descriptive study. The research subjects were three grade VII junior high school students who were all girls. Subjects were given two tests of fraction story questions. This research was started from August 2016 to January 2017. The test answer sheets were identified, then analyzed. The results showed that almost all the errors of Newman procedure were carried out by the subject, namely: (1) reading (2) understanding (3) transformation errors (4) skills skills and (5) layout and different intensity of errors for each subject. Causes: (1) reduced verbal ability (2) low algorithmic ability (3) error prerequisite material (4) accuracy (5) lack of desire to solve questions.Keywords: story problem, fraction, Newman procedure 
ANALISIS KESALAHAN SISWA KELAS VII DALAM MENYELESAIKAN SOAL GEOMETRI Fahrur Rozi Hadiyanto; Hery Susanto; Abd. Qohar
Jurnal Kajian Pembelajaran Matematika Vol 3, No 1 (2019): Jurnal Kajian Pembelajaran Matematika
Publisher : FMIPA UNIVERSITAS NEGERI MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17977/um076v3i12019p24-33

Abstract

Geometry is one of the most important branches of mathematics. At the junior high school level there are several geometry materials taught, including triangles and quadrilaterals. However, in the field, it was found that many students still made mistakes in solving geometry problems. Errors are deviations from the correct solution of a problem, both conceptually and in the procedure for solving it. Errors in solving geometry problems can be used as a reference to find out what difficulties are made by students. One of the efforts in helping students who have difficulty in solving geometry problems is by analyzing the results of students' completion of the problems given. The purpose of this study was to determine the types and causes of student errors in solving geometry problems. This study used a qualitative approach by using a test question instrument. The subjects of this study were 3 of 33 students of class VII A MTs Surya Buana Malang. From the results of the analysis of student answers and interviews conducted, it was obtained data that the types of errors made by students included: conceptual errors, procedural errors and errors in understanding the questions. Conceptual errors made by students include: error types of triangles, properties of quadrilaterals, definitions of quadrilaterals, concepts of operations on numbers, and concepts of perimeter and area of triangles and quadrilaterals. Procedural errors made by students are errors in giving units of circumference or area and calculation errors. And errors in understanding the problem. While the causes of these errors include students who are less able to distinguish between angles and line segments, are less able to distinguish types of triangles based on angles and based on sides, do not understand the concept of operations on numbers, are less precise, do not understand the difference in area and the number of angles in triangles, lack of variety of questions. given by the teacher and do not understand the perimeter and area of a quadrilateral.
Co-Authors . Moch. Dzulkirom AR . Zahroh Z.A. Aba, Maria Martini Abadyo Abadyo Abdul Jamil Abdur Rahman As’ari Agustinus Tamo Bapa Ahmad Sukandar Akbar Sutawidjaja Anggraini Dwi Ikhwani Anis Nur Khamida Antonius Bruno Badruzzaman M. Yunus Bambang - Riyanto Cholis Sa’dijah Daud Lumba’a Destri Mega Arumanita Dewi Hamidah Dwita Tyasti Asri Dwiyana Dwiyana Edy Bambang Irawan Edy Sutarto Fahrur Rozi Hadiyanto Gatot Muhsetyo Gusti Firda Khairunnisa Herman Shalahuddin I Nengah Parta Ika Rahayu Sintiya Dewi Ika Silvitasari Imam Rofiki Imro'atul Mubarokah Imro'atul Mubarokah Indriati Nurul Hidayah Irawati - Irma Widya Lisa Itsna Lailatul Mas’udah Itsna Lailatul Mas’udah John Carter Mulkey Karolina Lamtiur Dalimunthe Khusnil Khatimah Lailatul Badriyah Lathiful Anwar Leady Dione Alfa Giovanni Lely Grace Damayani Hutahaean Martha Mila Sughesti Melinda Rismawati Miryam Wedyaswari Mitra Pramita Mohammad Emsa Arifin Mohammad Nurwahid Muhammad Irfan Nastiti Kusumaningtyas Nazila Naf’atu Fina Nurrahmah Nurrahmah Permadi, Hendro Purwanto Qohar, Abd. Rahma Daniatun Ratna Widyastuti Rina Ramandani Rizki Virtaria Rahman Rizky Rahmawati Putri Rustanto Rahardi Sahni Damerianta P, SKom., MM Sahni Damerianta P, SKom., MM Sharifah Osman Slamet Sri Mulyati Subanji Subanji Sudirman Sudirman Suryaningrum, Christine Wulandari Susiswo Tamo Bapa, Agustinus Thoufina Kurniyati Tjang Daniel Chandra Toto Nusantara Ucik Fitri Handayani Wini - Trilaksani Yoga Dwi Windy Kusuma Ningtyas Yrbayanti Putri Zaekhah