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Development of Geogebra Assisted Teaching Materials Surface Area of Roying Objects Arie Wahyuni; St Budi Waluya; Nuriana Rachmani Dewi; Destia Wahyu Hidayati
International Conference on Science, Education, and Technology Vol. 8 (2022)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

One of the learning activities is teaching materials. Teaching materials are very helpful for students when they have difficulty understanding the learning material. The purpose of this research is to produce teaching materials assisted by geogebra material on the surface area of ​​rotating objects that are valid and practical. This research method uses the 4D development research method, but the researchers only arrived at the 3D stage of defining, designing, and developing. The research instrument used a validation sheet of 2 material experts and 1 media expert. The results of the study obtained that teaching materials assisted by geogebra material on the surface area of ​​rotating objects were valid and practical. The average acquisition of expert validation is 3.90, which means that the average score of expert validation is in the good category and is feasible to be tested. The results of the questionnaire response analysis and direct interviews, it can be concluded that these teaching materials help students learn the material because they are considered easy to understand and lead students to find problem solving using geogebra.
Numerical Literacy Skills of Vocational High School Students in Solving HOTS Problems Nurokhmi Wahyu Setiani; Mohammad Asikin; Nuriana Rachmani Dewi
AlphaMath : Journal of Mathematics Education Alphamath: Vol. 8, No. 2, November 2022
Publisher : Department of Mathematics Education, Universitas Muhammadiyah Purwokerto, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30595/alphamath.v8i2.14161

Abstract

This study aims to describe the numeracy literacy skills of Vocational High School (SMK) students in solving High Order Thinking Skills (HOTS) problems. The type of research used is descriptive qualitative research. Sampling was done by purposive sampling technique. This research was conducted at SMK Komputama Jeruklegi in XI TKJ 1. Data collection used a numeracy literacy test and interview guidelines. The results showed that students answered correctly on indicator 1 of numeracy literacy by 37.7%; indicator 2 by 31.9%; and indicator 3 by 27.2%. If viewed based on the percentage of each category of HOTS questions, the correct answer in the C4 category (analyze) is 33.9%; category C5 (evaluate) by 28.3%; and category C6 (create) by 32.6%. Based on these results, it shows that students' numeracy literacy skills are still low in solving questions in the HOTS category. The results of this study serve as a reference for teachers and schools to implement more effective and innovative learning so as to improve students' skills in solving problems with higher-order thinking categories. Besides that, it can also be used as a consideration for teachers and students in implementing learning that can foster students' literacy skills.
Keefektifan Model Pembelajaran PACE Berbantuan Google Classroom terhadap Kemampuan Penalaran Matematis Siswa pada Materi Phytagoras Miftah Fathur Rahmi; Nuriana Rachmani Dewi; Kristina Wijayanti
Jurnal Studi Guru dan Pembelajaran Vol. 7 No. 2 (2024): Mei - Agustus 2024
Publisher : Universitas Cokroaminoto Palopo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30605/jsgp.7.2.2024.4355

Abstract

Reasoning is a very important aspect of mathematical ability in learning mathematics. Mathematical reasoning ability is not optimal, one of which is learning that does not involve students enough. One of the learning models that encourages students to be active in the learning process is the PACE model. The aim of this research is to determine the effectiveness of PACE learning assisted by Google Classroom on students' mathematical reasoning abilities. This research uses a quantitative approach with a quasiexperimental research design and the form used is the nonequivalent pretest-posttest control group design. In this design there are two groups selected randomly (cluster random sampling).The data collection techniques used are test techniques and observation techniques. Based on research results, PACE learning assisted by Google Classroom is effective for mathematical reasoning abilities. This can be seen from the obtained which is greater than , so is rejected. This means that the results of the mathematical reasoning ability test of students using Pythagorean material who used PACE learning assisted by Google Classroom completed classical learning. Then we get so is rejected. This means that the proportion of students who complete learning with PACE learning assisted by Google Classroom is more than the proportion of students who complete learning with Problem Based Learning (PBL). Apart from that, we get then is rejected. This means that the average mathematical reasoning ability of students using PACE learning assisted by Google Classroom is more than the average mathematical reasoning ability using PBL. And obtained then is rejected. This means that the average mathematical reasoning ability after being subjected to PACE learning assisted by Google Classroom is better than the mathematical reasoning ability of students before being subjected to PACE learning assisted by Google Classroom.
THE USE OF LIVEWORKSHEETS AND PROBLEM BASED LEARNING (PBL) MODELS IN IMPROVING STUDENTS' CRITICAL MATHEMATICAL THINKING SKILLS Siti Lisa Bitasmi’ah; Isnarto; Nuriana Rachmani Dewi
Multidiciplinary Output Research For Actual and International Issue (MORFAI) Vol. 5 No. 5 (2025): Multidiciplinary Output Research For Actual and International Issue
Publisher : RADJA PUBLIKA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54443/morfai.v5i5.3273

Abstract

Mathematics is one of the subjects given to students starting from elementary school to college. Mathematics learning aims to develop students in thinking logically, analytically, regularly and critically. Problem Based Learning (PBL) is a teaching method that presents real-world situations in the learning process with the aim of improving students' critical thinking skills in interactive learning. Interactive learning using Liveworksheets allows teachers to present material in a more interesting and challenging way, so that students are more actively involved in the learning process. This study aims to determine: (1) the effectiveness of using Liveworksheets in improving students' mathematical critical thinking skills, (2) the effectiveness of the Problem Based Learning (PBL) learning model in improving students' mathematical critical thinking skills. The preparation of this article uses the SLR (Systematic Literature Review) method where the articles collected are only articles published within a maximum of the last 6 years (2019-2025). Based on the results of this study, it was found that the use of Liveworksheets in the Problem Based Learning (PBL) learning model can improve students' mathematical critical thinking skills.
Systematic Literature Review: The Letter of the Ethnomathematics Approach in Improving Critical Thinking Skills Faza Intan Azzahra; Nuriana Rachmani Dewi; Zaenuri Zaenuri; Walid Walid
MATHEMA: JURNAL PENDIDIKAN MATEMATIKA Vol. 8 No. 1 (2026): MATHEMA
Publisher : Universitas Teknokrat Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33365/jm.v8i1.998

Abstract

This study aims to examine the implementation of the ethnomathematics approach in mathematics learning to improve the critical thinking skills of junior high and high school students. The method used is a Systematic Literature Review (SLR) of 19 relevant articles published between 2020 and 2025. Articles were selected through Google Scholar, Semantic, and Scopus with strict inclusion and exclusion criteria. The analysis shows that the integration of local cultural contexts with mathematics material significantly improves critical thinking skills through the interpretation of mathematical concepts in real life. The summary of findings highlights an increase in motivation, conceptual understanding, and analytical skills, symbol interpretation, and mathematical argumentation. Many studies report successful implementation through various innovative learning models such as inquiry-based learning, problem-based learning, and the use of digital media such as 3D e-modules, Android applications, and virtual reality that link local culture with mathematics material. These findings recommend an ethnomathematics approach as a contextual strategy to improve student engagement, understanding, and critical thinking skills.