The Analyzing of Students Learning Obstacles in Understanding Proportion
Agung Putra Wijaya(1*), Tina Yunarti(1), M. Coesamin(1)

(1)Department of Mathematics Education, Faculty of Teacher Training and Education, University of Lampung, Jalan Prof. Dr. Soemantri Brodjonegoro No. 1, Gedung Meneng, Bandar Lampung, Lampung, Indonesia.
*agung.wijaya[at]fkip.unila.ac.id.

Abstract

In order to achieve learning objectives optimally, learning is designed with attention to students learning obstacles. The purpose of this study was to analyze the obstacles of junior high school students in undertsanding proportion. The subject of this study was 87 students of grade 7 of junior high school in Bandar Lampung, Lampung, Indonesia. This study used a qualitative method. The data of this study were obtained through test and interview. Based on the results of the study, 76% of students have obstacles in undertsanding proportion. The obstacles include ontogenic obstacle, epistemological obstacle and didactical obstacle.

Keywords: proportion, ontogenic obstacle, epistemological obstacle, didactical obstacle

Topic: Mathematics Education