Arinta Rara Kirana
Prodi Magister Pendidikan Matematika, Pascasarjana, FKIP – UNS

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PENGEMBANGAN BUKU SAKU DIGITAL BERBASIS MASALAH UNTUK MEMFASILITASI KEMAMPUAN PEMECAHAN MASALAH MATEMATIS Melinda, Tasya Safa; Sutrisno AB, Joko; Kirana, Arinta Rara

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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31540/jmse.v6i1.2623

Abstract

This research aims to analyze the feasibility of a problem-based digital pocketbook on the System of Two Variable Linear Equations (SPLDV) material developed in terms of its validity, attractiveness, practicality and effectiveness of use in facilitating mathematical problem-solving abilities. Product development using the ADDIE model was carried out in class VIII of SMP Negeri 7 Tulang Bawang Barat. Questionnaire and test techniques were used for data collection. The validation results for material experts obtained a score of 4.53, media experts 4.50 and language experts 4.36, which shows valid criteria. The average student response was 4.55 or interesting, and the teacher response was 4.83 or practical. From the evaluation results of students' mathematical problem-solving abilities after implementation, it is known that classical learning completeness reached 91% or very high. It can be concluded that problem-based digital pocketbooks are suitable for use as learning media to facilitate mathematical problem-solving abilities.
PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE GROUP INVESTIGATION TERHADAP KEMAMPUAN KOMUNIKASI MATEMATIS SISWA Partasiwi, Nurashri; Kirana, Arinta Rara; Arga, Kharisma Idola; Pratama, Elvandri Yogi
Lentera: Jurnal Ilmiah Kependidikan Vol. 14 No. 2 (2021): Lentera
Publisher : STKIP PGRI Bandar Lampung

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Abstract

This study aims to determine the effect of the cooperative learning model type GI (Group Investigation) on students' mathematical communication skills. This research is a quantitative research with a type of quasi-experimental research. The population in this study were all students of class X TO at SMK Negeri 5 Bandar Lampung even semester of the 2020-2021 academic year, amounting to 179 students and sampling using cluster random sampling technique so that two classes were obtained as the research sample, namely class X TO 4 as the experimental class. as many as 36 students and class X TO 5 as the control class as well as 36 students. Data were collected through tests of mathematical communication skills in the form of essay tests. Based on the t test conducted, it was obtained t count > t table which was 16.50 > 1.69, which means that there was a significant influence on the cooperative learning model type GI (Group Investigation) on students' mathematical communication skills in class X TO SMK Negeri 5 Bandar Lampung Even Semester of The 2020-2021 Academic Year.
PENGARUH MODEL PEMBELAJARAN BLENDED LEARNING TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA Kirana, Arinta Rara
Lentera: Jurnal Ilmiah Kependidikan Vol. 14 No. 1 (2021): Lentera
Publisher : STKIP PGRI Bandar Lampung

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Abstract

The problems studied in this study are related to the low ability of students to solve mathematical problems. The purpose of this study was to determine the effect of the Blended learning model on the mathematics problem solving ability of grade VIII students of even semester SMP Negeri 34 Bandar Lampung for the 2019/2020 academic year. This study used an experimental method with the population in this study, namely all students of class VIII even semester of SMP Negeri 34 Bandar Lampung which consisted of eight classes with a total of 238 students, while the sample was taken from two classes, namely class VIII-A as an experimental class that applied the Blended learning model. and class VIII-B as a control class that applies conventional learning models. Samples were taken using cluster random sampling technique. From the results of hypothesis testing using the t-hit statistical formula, the value of = 3.14 is obtained. From the t distribution table at a significant level of 5%, it is known that = 1.68, then >, which means that the average mathematical problem solving ability of students who use the Blended learning model is higher than the average mathematical problem solving ability of students who use the learning model conventional.
PENGARUH MODEL THINK PAIR SHARE (TPS) TERHADAP KEMAMPUAN KOMUNIKASI MATEMATIK SISWA KELAS VIII SEMESTER GENAP SMP ADVENT BANDAR LAMPUNG Haryanto, Haryanto; Kirana, Arinta Rara
Lentera: Jurnal Ilmiah Kependidikan Vol. 12 No. 2 (2019): Lentera
Publisher : STKIP PGRI Bandar Lampung

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Abstract

The purpose of this research is to find the learning modelThink Pair Share (TPS) with the ability to communicate math at grade student viii even junior high school advent bandar lampung in year 2016/2017. Methods used in this research is the experimental methods using learning model Think Pair Share on class experiment and conventional kind on control class. As for the population of the research is all students viii even junior high school advent Bandar Lampung in year 2016/2017. Sample used were students class viii b as a class experimentation and class viii c as a class control. Sample using a technique to determine research clusters random sampling.The instrument used an essay test.Statistics with data analysis using formulas t-tes. The results of research and analysis of data is collected the value of thit = 5,60 and from the table the distribution of the first 5 % known tdaf = 2 then obtained thit > tdafso it will be concluded that there is the influence of “learning model think pair share ( tps ) on ability communication math class students viii even junior high school advent bandar lampung in year 2016/2017”.
Pengaruh Penerapan Model Pembelajaran Numbered Head Together terhadap Hasil Belajar Matematika Siswa Kirana, Arinta Rara; Partasiwi, Nurashri
Lentera: Jurnal Ilmiah Kependidikan Vol. 15 No. 1 (2022): Lentera
Publisher : STKIP PGRI Bandar Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52217/lentera.v15i1.522

Abstract

The problems studied in this study relate to the less than optimal achievement of students' mathematics learning outcomes. The purpose of this study was to determine the effect of the Numbered Head Together learning model on mathematics learning outcomes for grade VIII Odd Semester students of SMP Negeri 27 Bandar Lampung in the 2021/2022 academic year. This study used an experimental method with the population in this study, namely all eighth grade students of SMP Negeri 27 Bandar Lampung which consisted of 8 classes with a total of 242 students. Meanwhile, two classes were taken as samples, namely class VIII A as the experimental class that applied the Numbered Head Together learning model, and class VIII E as the control class that applied the conventional learning model. Samples were taken using cluster random sampling technique. To find out the students' mathematics learning outcomes, the author conducted a test in the form of an essay as many as 10 questions which had been tested for validity and reliability. Hypothesis testing in this study uses the t-hit formula. From the results of hypothesis testing using the t-hit statistical formula, the value of t = 2,93 is obtained. From the t distribution table at a significant level of 5%, it is known that t = 1,67 then  which means that the average mathematics learning outcomes of students who use the Numbered Head Together learning model are higher than the average mathematics learning outcomes of students who use the model. conventional learning.
Pengaruh Penerapan Video Pembelajaran terhadap Kemampuan Pemecahan Masalah Matematis Siswa Partasiwi, Nurashri; Kirana, Arinta Rara
Lentera: Jurnal Ilmiah Kependidikan Vol. 15 No. 2 (2022): Lentera
Publisher : STKIP PGRI Bandar Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52217/lentera.v15i2.869

Abstract

The problems studied in this study are related to the low mathematical problem solving ability of students. The purpose of this study was to determine the effect of the use of learning videos on the mathematical problem solving abilities of eighth graders in odd semesters at SMP Negeri 14 Bandar Lampung in the academic year 2022/2023. This study used an experimental method with the population in this study, namely all students of class VIII Odd Semester SMP Negeri 14 Bandar Lampung, while the sample was taken two classes, namely class VIII B as an experimental class that used video learning, and class VIII C as a control class that did not use learning videos. learning video. Samples were taken using the Cluster Random Sampling technique. To determine the students' mathematical problem solving ability, the author conducted a test in the form of an essay as many as five questions which had been tested for validity and reliability. Hypothesis testing in this study uses the t-hit formula. From the results of hypothesis testing using the t-hit statistical formula, the value of t = 3,07 is obtained. From the t distribution table at a significant level of 5%, it is known that t = 1,67 then  which means that the average mathematical problem solving ability of students who use learning videos is higher than the average mathematical problem solving ability of students who do not use learning videos.
Efektivitas Media Pembelajaran Berbasis Teknologi dalam Meningkatkan Pemahaman Konsep Matematika Siswa SMA Rahmawati, Fitriana; Kirana, Arinta Rara; Partasiwi, Nurashri
Lentera: Jurnal Ilmiah Kependidikan Vol. 17 No. 2 (2024): Lentera
Publisher : STKIP PGRI Bandar Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52217/lentera.v17i2.1548

Abstract

This study aims to investigate the effectiveness of the use of technology-based learning media, including mobile applications, learning videos, and software such as GeoGebra and Matlab, in improving the understanding of mathematical concepts of high school students. Through a quantitative approach, with an experimental design, this study involved 90 students from SMA 8 Bandar Lampung who were divided into 3 groups. Data analysis was carried out using t-test to compare the level of understanding of students before and after the use of learning media. The results showed that there was a significant improvement in students' understanding of mathematical concepts after the use of technology-based learning media (p < 0.05). GeoGebra was shown to provide the best results with an increase in understanding by 48.5%, followed by mobile applications (40.2%) and learning videos (30.1%). These findings indicate that the use of technology-based learning media is effective in improving students' understanding of mathematical concepts.
Practical Applications of Deep Learning in Mathematics to Enhance Student Engagement and Conceptual Mastery Nurdiana, Aty; Zulianti, Hajjah; Ciciria, Deri; Fitria, Nur; Kirana, Arinta Rara
JTAM (Jurnal Teori dan Aplikasi Matematika) Vol 8, No 4 (2024): October
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jtam.v8i4.33102

Abstract

This study examines the application of deep learning strategies in mathematics education to enhance student engagement and conceptual mastery at a higher education institution in Lampung, Indonesia. Traditional teaching methods, which often focus on rote memorization and procedural fluency, are limited in fostering critical problem-solving skills and deeper conceptual understanding. This research investigates how deep learning strategies such as active learning, collaborative problem-solving, and self-regulated learning can bridge these gaps. A mixed-methods approach was used, combining quantitative data from the Deep Learning Engagement Questionnaire (DLEQ) with qualitative insights from focus group discussions, reflective journals, and interviews with lecturers. Interactive tools like GeoGebra were also incorporated to support the learning process. The findings indicate that deep learning strategies significantly improved student engagement, motivation, conceptual understanding, and problem-solving abilities. Students demonstrated better application of mathematical concepts in practical settings, and lecturers observed improved student performance. This study concludes that the integration of deep learning principles into mathematics education significantly enhances learning outcomes and equips students with the skills needed to navigate real-world challenges. These findings provide meaningful implications for curriculum developers, educators, and policymakers in fostering sustainable, student-centered learning environments within higher education.