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Kusumaningsih, Widya; Darhim; Herman, Tatang; Turmudi – Journal on Mathematics Education, 2018
The study aimed at improving students' algebraic thinking ability in the eighth-grade junior high school student through multiple representation strategies using realistic approach. The multiple representation strategies consist of orientation, exploration, internalization, and evaluation. This is a quasi-experimental study with nonrandomized…
Descriptors: Mathematics Achievement, Thinking Skills, Algebra, Grade 8
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Sari, Delsika Pramata; Darhim; Rosjanuardi, Rizky – Journal on Mathematics Education, 2018
The purpose of this study was to investigate the errors experienced by students learning with REACT strategy and traditional learning in solving problems of mathematical representation ability. This study used quasi experimental pattern with static-group comparison design. The subjects of this study were 47 eighth grade students of junior high…
Descriptors: Mathematics Instruction, Teaching Methods, Grade 8, Junior High School Students
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Cheng, Qiang; Hsu, Hsien-Yuan – Journal on Mathematics Education, 2017
Using Trends in International Mathematics and Science Study (TIMSS) 2011 eighth-grade international dataset, this study explored the profiles of instructional practices reported by high- and low-performing mathematics teachers across the US, Finland, Korea, and Russia. Concepts of conceptual teaching and procedural teaching were used to frame the…
Descriptors: Achievement Tests, Elementary Secondary Education, Mathematics Tests, International Assessment
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Fachrudin, Achmad Dhany; Putri, Ratu Ilma Indra; Darmawijoyo – Indonesian Mathematical Society Journal on Mathematics Education, 2014
The purpose of this research is to know how Naïve Geometry method can support students' understanding about the concept of solving quadratic equations. In this article we will discuss one activities of the four activities we developed. This activity focused on how students linking the Naïve Geometry method with the solving of the quadratic…
Descriptors: Mathematical Concepts, Geometry, Equations (Mathematics), Problem Solving