Analysis of the Learning Obstacle on Proportion Concept of Junior High school Students Ikhsan Faturohman, Dadan Dasari, and Hummasolli Biori
Departemen Pendidikan Matematika, Universitas Pendidikan Indonesia, Jl. Dr. Setia Budhi No. 229, Bandung 40154, Indonesia
Abstract
Abstract. The motivation of this research is the finding of students^ difficulty in understanding the concept of proportion. Students appear confused in choosing and arranging steps to solve problems related to the questions in the form of stories. Therefore, it is important for teachers to know the students^ learning obstacle so that learning is in accordance with the expected goals. The purpose of this research is to obtain an overview of the students^ learning obstacle on the concept of comparison. The method used in this research was a descriptive qualitative method tested on students of class VIII at SMP Al Halim Garut, totaling 29 students. Researchers play a role as the main instrument in the entire process of research activities. Researchers also used other instruments in the form of proportion test questions and interview techniques. Data were analyzed by following procedures including data reduction, data presentation, and drawing conclusions. The results showed that there are still many students who experienced learning obstacles in the concept of proportion. Learning obstacle experienced by students includes epistemological obstacle, ontogenic obstacle and didactical obstacle.
