An Effectiveness Study of On-line Remedial Instructions in Mathematics Equivalent Fractions for Grade Students

[[abstract]]The purpose of this study is to design remedial instruction activity for “Equivalent Fraction Unit of the Elementary School Math Subject”. Through the paper-based test and interview on students’ concept on equivalent fraction, this study attempted to understand the misconception of elementary school fifth grade students on equivalent fraction learning, selected five students with such misconception. This study established online remedial instruction webpage for remedial teaching, in order to discuss the learning effects of students on online remedial instruction. This study adopted case study method, and the subjects were fifth grade students of an elementary school in Nantou County, where the researcher is serving. Five students with misconception were selected based on the pre-test of equivalent fraction concept, and their misconceptions. The change of concept after receiving remedial instruction were also analyzed. The learning effect of online remedial instruction was analyzed for reference to other teachers using the same approach. The results are as below: 1. After receiving remedial instruction, the students showed improvement on accuracy of answers, and significant learning effect. 2. Students expressed recognition and acceptance toward online remedial instruction. 3. Computer media is attractive to students so that using online instructional webpage could excel traditional teaching method; students could repeat learning based on their progress, so the learning effect is significant