This research is a research and development which produces teaching materials. The research method consists of stages, namely: an introduction (literature study, observation, and interviews), product development of teaching materials, test by a team of experts, and restricted trial to the eleventh-grade students of senior high school in Cimahi, West Java, Indonesia. It was concluded that the te…
The rural area's student difficulties in learning the concept of number operation had been documented by several studies, especially for the case of multiplication. The teacher typically introduces the multiplication concepts using the formula without involving the concept itself. Furthermore, this study aims to design learning trajectory on multiplication operations in the Mathematics of GASIN…
Menjadi Reviewer Jurnal Internasional Bereputasi: 1. SAGE OPEN (SJR 0.4; Q2; Publisher: SAGE) 2. International Journal of Mathematical Education in Science and Technology (SJR 0.48; Q2; Publisher: Taylor & Francis)
Learning media in the process of teaching and learning mathematics have been found in Indonesia. However, learning media with cultural approach nuances are still difficult to find. This shows that the need for learning media to integrate the culture in learning mathematics. Technological developments have changed all fields, including culture. Culture-based mathematics learning through Visual B…
The educational revolution has posed an immense challenge to the world of education. It demands the development of a generation that can take on the challenges and changes bred by the ever-rapid revolution. It is thus inevitable that education must enable improvements of individual hard skills and soft skills that are required to keep up with such changes, including mathematical hard skills and…
Equations are often used in mathematics and other subjects, which means that a media can teach students how to solve equations, particularly linear equations of two variables, or Sistem Persamaan Linear Dua Variabel(SPLDV) as it is called in Indonesian, is needed. However, most teachers are still focused on developing the learning process and teaching materials rat…
Limits of functions are material in mathematics that is studied in schools as one of the foundations of calculus. Events that occur to students are that there is an incorrect understanding of the concept. Therefore, this study aims to identify high school students' misconceptions about the material limits of functions. The misconception indicators used include correlational misconceptions, theo…