2012 ©
             Publication
Journal Publication
Title of Article First Grade Student’s Mathematical Representation in the Classroom Using Lesson Study and Open Approach 
Date of Acceptance 11 March 2022 
Journal
     Title of Journal KKU Research Journal of Humanities and Social Sciences (Graduate Studies) 
     Standard TCI 
     Institute of Journal Graduate School Khon Kaen University 
     ISBN/ISSN 2672-9644 
     Volume 10th 
     Issue 2nd 
     Month May to August
     Year of Publication 2022 
     Page  
     Abstract This study aims to analyze mathematical representation of first grade student in the classroom using Lesson Study and Open Approach. The collected data was analyzed through the framework Flow of Lesson [6] to investigate the first grade students’ mathematical representation. Flow of Lesson [6] is a step of mathematics lesson in which begins with the students’ real world and connected to the students’ mathematical world. It consists of three elements which are: 1) Representation of real world, 2) Semi-concrete aids and 3) Representation of mathematical world. The results showed that students used the representation of real world: students used the problem situation with the picture given to realize and explain what happened through the problem situation then describe it through words that related to their real world in daily life in order to show that they can go deeply into the open-ended problem then tried to find the solution to solve it. In addition, students also used the semi-concrete aid in the form of pictures (material preparing by Lesson Study team) and diagram to be the tools for solving the problem and for explaining to everyone in the class how they get the answer and how they discompose number and do the operation. Through the materials and diagram, students can show their abilities of thinking alternatively and effectively in order to reach the answers. Moreover, student used the representation of mathematical world throughout mathematics sentence and other mathematics symbols to represent the problem situation that helped from representation of real world and semi-concrete aids. 
     Keyword Mathematical Representation, Lesson Study, Open Approach 
Author
615050203-7 Mr. SOKNEANG NEM [Main Author]
Education Master's Degree

Reviewing Status มีผู้ประเมินอิสระ 
Status ได้รับการตอบรับให้ตีพิมพ์ 
Level of Publication ชาติ 
citation true 
Part of thesis true 
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