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The Exploration of Mathematics on Batik Trusmi Rahmawati, Dwi; Noto, Muchamad Subali; Subroto, Toto; Amiruddin, Mohd. Hasril; Hafizatunnisa, Hafizatunnisa
Rangkiang Mathematics Journal Vol. 3 No. 1 (2024): Rangkiang Mathematics Journal
Publisher : Department of Mathematics, Universitas Negeri Padang (UNP)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/rmj.v3i1.48

Abstract

The purpose of the literature review in this study was to thoroughly evaluate and assess the theories, signs, effects, and initiatives used to help students overcome their math anxieties. The type of research used is a literature study. This study used the systematic literature review (SLR) method. The data collection technique used is the inclusion criterion, and the data analysis technique used is exposition. Based on the findings of several studies, it is clear that mathematical anxiety negatively impacts students' learning outcomes, learning processes, and mathematical abilities, including their ability to solve math problems and other mathematical abilities. Of course, based on these studies, there is a need for efforts to overcome mathematics anxiety, both carried out by teachers and students so that the mathematics learning process can run smoothly. But not all math anxieties produce negativity. Some articles also mention that math anxiety can improve students' mathematical achievement.
Realistic mathematics education (RME) to improve literacy and numeracy skills of elementary school students based on teachers’ experience Fauzan, Ahmad; Harisman, Yulyanti; Yerizon, Yerizon; Suherman, Suherman; Tasman, Fridgo; Nisa, Sahrun; Sumarwati, Sumarwati; Hafizatunnisa, Hafizatunnisa; Syaputra, Hamdani
Jurnal Infinity Vol 13 No 2 (2024): VOLUME 13, NUMBER 2, INFINITY
Publisher : IKIP Siliwangi and I-MES

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/infinity.v13i2.p301-316

Abstract

Literacy and numeracy are the abilities of students to use basic mathematics in solving daily life problems, and students should have it. Various studies have shown that Indonesian students' literacy and numeracy skills still need to improve. One of the solutions to this problem is RME, and one of the components that influence this skill is teachers as a facilitator and their experiences. Thus, this research aims to refigure how students who receive Realistic Mathematics Education (RME) literacy and numeracy skills improve based on teacher's experiences. The research subjects are third, fourth, and fifth-grade students in elementary schools in Padang. Three schools were selected for each grade level and taught by three teachers with different experiences. The students were given literacy and numeracy problems before and after RME instruction. The answers were assessed and grouped to examine the student's literacy and numeracy achievement. The research results show that student's literacy and numeracy skills are better with RME learning. Student's literacy and numeracy skills are not influenced by teachers' experience.
Realistic mathematics education (RME) to improve literacy and numeracy skills of elementary school students based on teachers’ experience Fauzan, Ahmad; Harisman, Yulyanti; Yerizon, Yerizon; Suherman, Suherman; Tasman, Fridgo; Nisa, Sahrun; Sumarwati, Sumarwati; Hafizatunnisa, Hafizatunnisa; Syaputra, Hamdani
Jurnal Infinity Vol 13 No 2 (2024): VOLUME 13, NUMBER 2, INFINITY
Publisher : IKIP Siliwangi and I-MES

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/infinity.v13i2.p301-316

Abstract

Literacy and numeracy are the abilities of students to use basic mathematics in solving daily life problems, and students should have it. Various studies have shown that Indonesian students' literacy and numeracy skills still need to improve. One of the solutions to this problem is RME, and one of the components that influence this skill is teachers as a facilitator and their experiences. Thus, this research aims to refigure how students who receive Realistic Mathematics Education (RME) literacy and numeracy skills improve based on teacher's experiences. The research subjects are third, fourth, and fifth-grade students in elementary schools in Padang. Three schools were selected for each grade level and taught by three teachers with different experiences. The students were given literacy and numeracy problems before and after RME instruction. The answers were assessed and grouped to examine the student's literacy and numeracy achievement. The research results show that student's literacy and numeracy skills are better with RME learning. Student's literacy and numeracy skills are not influenced by teachers' experience.
Realistic mathematics education (RME) to improve literacy and numeracy skills of elementary school students based on teachers’ experience Fauzan, Ahmad; Harisman, Yulyanti; Yerizon, Yerizon; Suherman, Suherman; Tasman, Fridgo; Nisa, Sahrun; Sumarwati, Sumarwati; Hafizatunnisa, Hafizatunnisa; Syaputra, Hamdani
Jurnal Infinity Vol 13 No 2 (2024): VOLUME 13, NUMBER 2, INFINITY
Publisher : IKIP Siliwangi and I-MES

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/infinity.v13i2.p301-316

Abstract

Literacy and numeracy are the abilities of students to use basic mathematics in solving daily life problems, and students should have it. Various studies have shown that Indonesian students' literacy and numeracy skills still need to improve. One of the solutions to this problem is RME, and one of the components that influence this skill is teachers as a facilitator and their experiences. Thus, this research aims to refigure how students who receive Realistic Mathematics Education (RME) literacy and numeracy skills improve based on teacher's experiences. The research subjects are third, fourth, and fifth-grade students in elementary schools in Padang. Three schools were selected for each grade level and taught by three teachers with different experiences. The students were given literacy and numeracy problems before and after RME instruction. The answers were assessed and grouped to examine the student's literacy and numeracy achievement. The research results show that student's literacy and numeracy skills are better with RME learning. Student's literacy and numeracy skills are not influenced by teachers' experience.
Enhancing mathematical literacy: A comparative study of mathematics learning curricula in Thailand and Indonesia Fauzan, Ahmad; Harisman, Yulyanti; Boriboon, Gumpanat; Syaputra, Hamdani; Hafizatunnisa, Hafizatunnisa
Jurnal Infinity Vol 14 No 3 (2025): VOLUME 14, NUMBER 3, INFINITY
Publisher : IKIP Siliwangi and I-MES

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/infinity.v14i3.p753-780

Abstract

PISA studies from 2000 to 2022 revealed that the achievements of Thailand’s students in mathematics were always better than those of Indonesian students. Thailand still uses the 2008 curriculum until now. Meanwhile, Indonesia already changed its curriculum three times during these periods, namely Curriculum 2006, Curriculum 2013, and Curriculum 2020. Based on this data, it is important to investigate the impact of the curriculum and its implementation on students’ mathematical literacy. This study aimed to investigate how students in Thailand performed better in mathematical literacy compared to their Indonesian counterparts within the context of mathematics curricula.  We compared the mathematics curricula of the two countries and analyzed the implementation of the curricula in mathematics learning. Document analysis, observations, and interviews were conducted. The results show that the curricula and how they are implemented in the two countries are not strikingly different. Three notable differences are students’ focus in the learning process, the preparation of learning admissions by teachers, and changes in the curriculum.
PENGEMBANGAN MODUL PEMBELAJARAN TRIGONOMETRI BERBASIS SOAL PEMECAHAN MASALAH UNTUK MENINGKATKAN KEMAMPUAN PEMECAHAN MASALAH MATEMATIS Hafizatunnisa, Hafizatunnisa
Jurnal Edukasi dan Penelitian Matematika Vol 12, No 2 (2023): Juni
Publisher : Departemen Matematika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/pmat.v12i2.14732

Abstract

Teaching materials type used in school is learning modules. The modules are still general in nature and not optimal for familiarizing students with problem solving questions. Therefore, develop learning modules based on problem-solving so that students are familiar with problem-solving questions. The research objective is to produce products that criteria are valid, practical, and effective. The results obtained a very valid and very practical problem solving-based trigonometry learning module with a score of 88.88 and 90.19. The level of effectiveness is high with an N-gain value of 0.77. Based on these data concluded the trigonometry learning modules based on problem-solving that has been developed is criteria as very valid, very practical, and high  effective to improve mathematical problem-solving abilities.Keywords– Module, Trigonometry, Valid, Practical, Effective
Analisis Keamanan Data Pengguna pada Platform E-commerce: Studi Kasus Kebocoran Data Tokopedia 2020 Zafira, Naila; Aisyahara, Nabila; Safriana, Cut Aidila; Rofli, Rofli; Hafizatunnisa, Hafizatunnisa
JIKUM: Jurnal Ilmu Komputer Vol. 2 No. 1 (2026): JIKUM: Jurnal Ilmu Komputer, Mei 2026
Publisher : LEMBAGA KAJIAN PEMBANGUNAN PERTANIAN DAN LINGKUNGAN (LKPPL)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62671/jikum.v2i1.174

Abstract

The rapid growth of e-commerce platforms has increased the collection and processing of users’ personal data, which consequently raises security risks. One of the most significant incidents in Indonesia was the Tokopedia data breach in 2020. This study aims to analyze user data security issues on e-commerce platforms through a case study of the Tokopedia data breach. The research method uses a descriptive qualitative approach based on literature review and secondary data analysis. The results indicate that data breaches are influenced not only by technical vulnerabilities but also by weaknesses in data governance and security management. This study also reviews the incident from a legal perspective based on Indonesia’s Personal Data Protection Law. The findings are expected to contribute to improving data security practices on e-commerce platforms.
Analisis Pengetahuan dan Ketertarikan Siswa SMP Terkait Colin Maclaurin dan Kontribusinya sebagai Peningkatan Minat Matematika yulyanti -; Chania, Alisya Putri; Hafizatunnisa, Hafizatunnisa
JNPM (Jurnal Nasional Pendidikan Matematika) Vol 8 No 3 (2024)
Publisher : Universitas Swadaya Gunung Djati

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Abstract

Maclaurin was a Scottish-born physicist and mathematician who was a direct descendant of the noble Stewart family through his mother. His contributions in the field of mathematics are still relevant to modern scholarship in this century and continue to be used as a basis for the development of other sciences. One of his famous contributions to mathematics is the Maclaurin series. The author is interested in explaining Maclaurin's figure and analyzing the level of knowledge and interest of junior high school students regarding Colin Maclaurin and his contributions. The research used is qualitative research with a case study method. The research subjects were ten middle school students who were chosen randomly. The instrument used in this research was an open interview. Each student was asked five questions related to their knowledge of Maclaurin and his contributions. The analysis of this research data is thematic. The results of this research obtained four levels of knowledge and interest of junior high school students regarding Colin Maclaurin and his contributions. An explanation of the four levels of knowledge and interest will be explained in detail in this article.
Exploration Of Prospective Mathematics Teachers' Knowledge Of The History Of The Development Of Hindu (Indian) Mathematics Harisman, Yulyanti; Shandi, Dhiya Harisa Tri; Hafizatunnisa, Hafizatunnisa
JNPM (Jurnal Nasional Pendidikan Matematika) Vol 8 No 3 (2024)
Publisher : Universitas Swadaya Gunung Djati

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Abstract

This Hindu mathematics is one of the most significant contributions of Indian civilization to the development of world science. The Hindu numeration system is the most prominent contribution in the history of mathematics The purpose of this study was to determine the extent of the understanding of prospective Mathematics teachers regarding the mathematical history of the development of Hindu (Indian) Mathematics. The population of this study is Mathematics Education students of 2021, 2022 and 2023 who have taken history of mathematics courses. Through explorative analysis, this study shows their level of understanding of the History and numeration system of Hindu mathematics. This research adopts a qualitative research type with literature review and case study methods, while the instrument used is an open-ended interview to evaluate students' understanding. The data analysis in this study is thematic analysis. The results show varying levels of understanding, with some students having in-depth knowledge of the development of Hindu (Indian) mathematics, while others need improved understanding. The implication of this result is the need for a more in-depth and focused learning approach on the historical aspects of Hindu mathematics.
Eksplorasi pemahaman siswa sekolah menengah pertama mengenai prinsip cavalieri : sejarah, konsep dan aplikasi yulyanti -; Latifah, Latifah; Hafizatunnisa, Hafizatunnisa
JNPM (Jurnal Nasional Pendidikan Matematika) Vol 8 No 4 (2024)
Publisher : Universitas Swadaya Gunung Djati

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Abstract

Bonaventura Francesco Cavalieri was an Italian scientist famous for his Cavalieri principle. By focusing on the history, ideas, and practices of Cavalieri, this study aims to improve junior high school students' understanding of his principles. The research method used is qualitative, and data was collected through case studies, meta-analyses, and literature reviews. Various literature sources, such as textbooks, journal articles, and historical documentation related to Cavalieri's principles, were analysed to gain an understanding of how these principles can be applied in student learning. The research methods used were open-ended interviews about Cavalieri's history and an analysis of related literature. The results of the study show the level of students' understanding of Cavalieri's principles. They also inform us about the history, ideas, and some applications of these ideas.