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Ratu Ilma Indra Putri

Pendidikan Matematika, Universitas Sriwijaya

Author-ID : 352470

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GEOMETRY REPRESENTATION TO DEVELOP ALGEBRAIC THINKING: A RECOMMENDATION FOR A PATTERN INVESTIGATION IN PRE-ALGEBRA CLASS Ratih Ayu Apsari; Ratu Ilma Indra Putri; Sariyasa Sariyasa; Mieke Abels; Sudi Prayitno
Journal on Mathematics Education Vol 11, No 1 (2020)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

The present study is a part of design research in local instructional theory in a pre-algebraic lesson using the Realistic Mathematics Education (RME) approach. The article will focus on recommendations for the type of pre-algebra class that supports elementary school students’ algebraic thinking. As design research study, it followed the three steps of preliminary studies, teaching experiment and retrospective analysis. The subject of the study is 32 fifth grade students of MIN 2 Palembang during the teaching experiment phase. The data were gathered from students’ worksheets, lesson observation and interviews with the students. Data analysis was done using a constant comparative qualitative method. The results from the study indicate that pattern investigation in pre-algebra class that visualized geometrically supports the students to identify the form of the pattern and construct generalization.

DESIGNING PISA-LIKE MATHEMATICS TASK USING A COVID-19 CONTEXT (PISACOMAT) Duano Sapta Nusantara; Zulkardi Zulkardi; Ratu Ilma Indra Putri
Journal on Mathematics Education Vol 12, No 2 (2021)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22342/jme.12.2.13181.349-364

New changes to the school curriculum by enacting a minimum competency assessment (MCA) with PISA criteria in 2021 have led to confusion over the form of MCA questions among teachers and students due to limited learning resources at schools. This study aimed to produce valid and practical PISA COVID-19 mathematics tasks (PISAComat) potentially affecting mathematics literacy. This study involved 27 secondary-level students aged 15 years old with different levels of mathematics skills. Design research in the form of development studies was chosen as the core framework of this research assisted with the online learning platform. Data were analyzed descriptively through observations, tests, interviews, and document reviews. A set of PISAComat on quantity and change & relationship at the level of reasoning was gained after a formative evaluation. The formative process was conducted through zoom meetings and intensive communication at WhatsApp Group (WAG) to produce valid and practical PISAComat. After being tested in the classroom, the resulting PISAComat had been potentially effective in promoting students' mathematics literacy and life skills during the COVID-19 pandemic.

PISA-LIKE: FOOTBALL CONTEXT IN ASIAN GAMES Ranni Permatasari; Ratu Ilma Indra Putri; Zulkardi Zulkardi
Journal on Mathematics Education Vol 9, No 2 (2018)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22342/jme.9.2.5251.271-280

This study aimed to develop a set of PISA-like mathematics problems on uncertainty and data content using football as a context which was valid, practical and had potential effects on students’ mathematical literacy ability. The method used in this study is design research with development studies type which had two stage: the preliminary and formative evaluation. Tenth-grade students of senior high schools in Palembang were involved in this research. This study produced a set of PISA-like mathematics problems at 3, 4, and 5 level. In this case, student’s strategies used some ability in solving one of the problems, namely mathematizing, representation, and communication ability. There were 16 out of 35 students using mathematizing and communication ability, 10 out of 35 students using representation and communication ability, and 9 out of 35 students only using communication ability. Also, the results of the interview with some students showed that they liked to do such PISA-like mathematics problems because they could improve their literacy ability in solving the PISA-like problem.

PROJECT-BASED MATHEMATICS LEARNING: FRUIT SALAD RECIPES IN JUNIOR HIGH SCHOOL Poppy Trianti Rahayu; Ratu Ilma Indra Putri
Journal on Mathematics Education Vol 12, No 1 (2021)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22342/jme.12.1.13270.181-198

Mathematics learning is associated with 21st-century skills such as communication, collaboration, critical thinking in problem-solving, creativity, and innovation. To help students obtain these skills, a learning project was developed through Pendidikan Matematika Realistik Indonesia (PMRI) approach by using fruit salad recipes and collaborative learning based on the Lesson Study for Learning Community (LSLC) system. The primary purpose of this study was to develop fruit salad recipes to assist junior high school students in solving problems using mean, social arithmetic, and data presentation. It employed design research type validation studies using photos, fruit salad products, and document reviews as data collection techniques. The research subjects were 27 students of grade 8 from a junior high school in Palembang. This study resulted in a learning trajectory consisting of two activities and post-test questions. In the first activity, the students can analyze and solve problems in planning fruit salad recipes with material averaging, social arithmetic, and data presentation. In the second activity, the students can make fruit salads and write recipes based on skills to make fruit salad products. The results of this study demonstrate that in project-based learning through PMRI with the context of fruit salad recipes and the LSLC system, students can learn collaboratively. The learning helps them solve problems by using average material, social arithmetic, and data presentation in developing fruit salad recipes.

SOFT TENNIS AND VOLLEYBALL CONTEXTS IN ASIAN GAMES FOR PISA-LIKE MATHEMATICS PROBLEMS Riya Dhotul Jannah; Ratu Ilma Indra Putri; Zulkardi Zulkardi
Journal on Mathematics Education Vol 10, No 1 (2019)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

This study aims to produce valid and practical PISA-like mathematics problems of uncertainty and data content by using soft tennis and volleyball contexts in Asian Games. It also aims to find out the potential effect of the problems on students' mathematical literacy. The method used in this study was design research with the type of development studies. The validity was viewed from expert assessment regarding the content, constructs, language, and students’ comments to the clarity of the problems in the one-to-one phase. Then, the practicality was viewed in the small group phase, and it was found that the students could understand the problem well. Based on the answers from 33 tenth-grade students of senior high school, it was found that the problems had potential effects that arouse the ability to use symbolic, formal, and technical language, as well as the ability of operation, communication, and representation. With the problem of the soft tennis context, five students could apply the ability to use symbolic, formal, and technical language, and operations, 12 students could apply representation ability, and 16 students could apply the communication ability. Meanwhile, with the problem of the volleyball context, 18 students could apply the communication ability, and nine students could apply the representation ability.

DESIGNING PISA-LIKE MATHEMATICS TASK USING ASIAN GAMES CONTEXT Ratu Ilma Indra Putri; Zulkardi Zulkardi
Journal on Mathematics Education Vol 11, No 1 (2020)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

This study aimed to produce a set of valid, practice and had potential effects of PISA-like mathematics tasks using Asian Games context to support students learning. Design research and lesson study were used as the method both during the design and implementation stages. Target users are 15th years old middle school students from PMRI pilot schools in Palembang. Results show that a set of PISA-like problems on uncertainty and data content are valid, practical, and had a potential effect. Students were doing mathematics in a collaborative, and the learning process becomes meaningful and easily.

DESIGN RESEARCH ON RATIO AND PROPORTION LEARNING BY USING RATIO TABLE AND GRAPH WITH OKU TIMUR CONTEXT AT 7th GRADE Haniful Muttaqin; Ratu Ilma Indra Putri; Somakim Somakim
Journal on Mathematics Education Vol 8, No 2 (2017)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

This research was motivated by several studies which show that students have difficulties in understanding the material ratio, wherein one contributing factor is the lack of ability in proportional reasoning. The purpose of this study is to produce a trajectory of learning to help students develop abilities in comparison reasoning. Solution strategies in this study were the ratio tables and graphs using PMRI approach (Indonesian Realistic Mathematics Education) with OKU Timur context. This research was conducted in MTs Subulussalam 2 Sriwangi Ulu OKU Timur. The method used was design research with three stages, those are the preliminary experiment, design experiment, and retrospective analysis. At the preliminary experiment, researchers designed the Hypothetical Learning Trajectory (HLT). At the design experiment, HLT tested on students to develop informal knowledge into a formal knowledge of mathematics through activities. The trial results were analyzed in a retrospective analysis phase so that the trajectory of learning or Learning Trajectory (LT) resulted.DOI:Â http://dx.doi.org/10.22342/jme.8.2.3969.211-222

DESIGN STUDY: INTEGER SUBTRACTION OPERATION TEACHING LEARNING USING MULTIMEDIA IN PRIMARY SCHOOL Rendi Muhammad Aris; Ratu Ilma Indra Putri; Ely Susanti
Journal on Mathematics Education Vol 8, No 1 (2017)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22342/jme.8.1.3233.95-102

This study aims to develop a learning trajectory to help students understand concept of subtraction of integers using multimedia in the fourth grade. This study is thematic integrative learning in Curriculum 2013 PMRI based. The method used is design research consists of three stages; preparing for the experiment, design experiment, retrospective analysis. The studied was conducted on 20 students of grade four SDN 1 Muara Batun, OKI. The activities of students in this study consisted of six learning trajectories. The first activity asks the students to classify heroism and non-heroism acts, summarize, and classify integers and non-integer. The second activity asks the students to answer the questions in the film given. The third activity asks students to count the remaining gravel in the film. The fourth activity asks students to count remaining spent money in the film. The fifth activity invites students to play rubber seeds in the bag. The last activity asks students to answer the questions in the student worksheet. The media used along the learning activities are a ruler, rubber seed, student worksheet, money, gravel, and film. The results indicate that the learning trajectory using multimedia help students understand the concept of integer subtraction integer. Keywords: Subtraction Integer, PMRI, MultimediaÂ DOI: http://dx.doi.org/10.22342/jme.8.1.3233.95-102

SAILING CONTEXT IN PISA-LIKE MATHEMATICS PROBLEMS Arvin Efriani; Ratu Ilma Indra Putri; Hapizah Hapizah
Journal on Mathematics Education Vol 10, No 2 (2019)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Developing PISA like mathematics problems using daily life context helps to improve the quality of learning. This study aimed to generate a valid, practical, and having potential effects on mathematics literacy ability PISA like mathematics problems with the context of sailing in the 2018 Asian Games. This research involved three expert reviews and 32 fifteen-years-old tenth-grade students of SMA N 10 Palembang, a public senior high school in Palembang Indonesia, as the research subjects. This study used the design research method of development studies type. The data were collected through documentation, walkthrough, tests, and interviews. The problem developed in this study is related to the length of wood required to span the sail. The results show that the problems are valid. The validity was viewed from its compatibility with the PISA framework, in which it had related the problems with daily life context of sailing in the 2018 Asian Games and space and shape content. The problems are also practical, viewed from students' understanding of the problem. And, the problems have potential effects when tested in learning issue of mathematical literacy ability. The dominant ability is reasoning and representation ability, while the communication ability is still low because the students do not give detailed answers.

DEVELOPING PMRI LEARNING ENVIRONMENT THROUGH LESSON STUDY FOR PRE-SERVICE PRIMARY SCHOOL TEACHER Anna Fauziah; Ratu Ilma Indra Putri; Zulkardi Zulkardi; Somakim Somakim
Journal on Mathematics Education Vol 11, No 2 (2020)
Publisher : Department of Doctoral Program on Mathematics Education, Sriwijaya University

Teachers’ pedagogical ability contributes significantly to their process and learning performance. To improve it, a development process is needed as long as they are still having their process of education or they are still teacher students. This study aimed to develop a valid and practical PMRI learning environment through lesson study which had a potential effect on improving the pedagogical abilities of pre-service primary school teachers. A design research method of development study type was used in this study consisting of three phases, namely the preliminary, development or prototyping phase, and assessment phase. The research subjects were 32 students of Primary School Teacher Education of Sriwijaya University. The data were collected using walkthrough, observation, documentation, questionnaires, interviews, and tests. The study produced a learning environment with a valid and practical Campus-School (CS) model and had a potential effect on improving teacher students' pedagogical ability. The learning environment was in the form of training on campus and implementation in schools. Based on the data analysis, the learning environment was able to produce pre-service primary education teachers understanding the PMRI through lesson study and design PMRI learning tools through a lesson study.

Co-Authors -, Ogi Meita Utami AA Sudharmawan, AA Aan Putra Abdul Roni Abels, Mieke Abul Walid Adelia, Viona Adeng Slamet Adha, Idul Aditin Putria Aditya, Pandu Afifa, Mardiah Agustarina, Mitta Agyta Meitrilova Aini, Indrie Noor Ainun Jariyah Ainun Mardia Aisyah Turidho Ali Djamhuri Allen Marga Retta Allen Marga Retta, Allen Marga Allya Aulia Alya, Hanayuki Amarta, Nadiati Ambarita, Sahala Martua Amelia, Desy Amelia, Tasya Faricha Anak Agung Gede Sugianthara Andika, Windi Dwi Angge Sapto Mubharokh Anggria Septiani Mulbasari Anggria Septiani Mulbasari, Anggria Septiani Anna Fauziah Anton Jaelani Anton Jaelani Apit Fathurohman Aprilisa, Shinta Arika Sari Arika Sari Ardani Artika Sari Arviansyah, Muhammad Reza Arvin Efriani Arvin Efriani Aryani, Jenny Nurika Asmaul Husna Atikarani Noer Saleha Aulia Oktarina, Detia Aulia, Allya Ayu Luviyanti Tanjung Ayu Luviyanti Tanjung Ayu Luviyanti Tanjung Azmi, Zahara Lutfiya B. Santoso Bambang Riyanto Bambang Riyanto Betty, Milhana Budi Mulyono Cahyaningsih, Desi Candra Koni Lelyana Cecil Hiltrimartin Cecil Hiltrimartin Chn, Rafika Riana Dadang Juandi Darmawijoyo, Darmawijoyo Dede de Haan DEDI YANSEN Dedi Yansen Delia Septi Miranti Delia Septimiranti Denny Haris Devi Emilya Devi Mardhiyanti Dewi Hamidah Dewi Rawani Dhany Fachrudin, Achmad Diah Kartika Sari Dina Octaria Dina Octaria Diva Maharani Djuwita Trisnawati, Djuwita Dolly van Eerde Dolly van Eerde Drajat Friansah Duano Sapta Nusantara Dwi Febianti Dyna Meriza EDWAR Effendi Nawawi, Effendi Effendi, Kiki Nia Sania Eka Fitri Puspa Sari, Eka Fitri Puspa Eka Putri Ekasatya Aldila Afriansyah Elfrida Ratnawati Elika Elika Elika Kurnadi Elis Muslimah Nuraida Elis Sulastri Elisa Mayang Sari Elita, Fika Mega ELLY SUSANTI Elly Susanti Elsa Susanti Ely Susanti Encang S. Farindi Euis Eti Rohaeti Fanni Fatoni, cakrawala Farida Nursyahidah Farista, Muhammad Irsadi Febianti, Dwi Febriyani, Siti Hilda Feli Ramury Fita Khoirunnisa Fitra, Dian Frans van Galen Frans van Galen Geyereni Maretika Noto Ginanjar, Agie Hamidah, Dewi Hamidah, Dewi Handayani, Marweny Haniful Muttaqin Hapizah Hapsari Maharani Hardiyanti Indriani Hariani Juwita Harisman Nizar Hartono Hartono Hartono Hartono Hartono, Yusuf Hartono Hasanah, Mifta Nur Hasbi Ramadhan Henry Kurniawan Henry Kurniawan Heris Hendriana Herlina, Rini Hermina Disnawati, Hermina Hery, Rosmala Dewi Hiltrimartin, Cecil Hiltrimartin Ida Hamidah Ida Sriyanti Idul Adha Iga Octriana Ika Pratiwi Ika Pratiwi Indah Widyaningrum Indaryanti Indaryanti Inggrid Yurike, Gabriella Intan Bigita Kusumawati, Intan Bigita Islamirta, Kori Auga Isri Mawarni Jaap den Hertog Jannah, Riya Dhotul Jayanti Jayanti Jayanti Jayanti, Jayanti Jeri Araiku Johan, Mery Jumrotin, Resti Juwita, Hariani Kadek Restu Astuti Katwan Nurwahyuni Khaerani Dwi Saputri Khairunnisa, Alya Khoirunnisya, Rachael Kiki Nia sania Effendi Komariyatiningsih, Novi Kori Auga Islamirta Kristiani, Yasinta Dian Kurniadi, Elika Kurniawan, Rio Kustanti Situmorang Laela Sagita Laela Sagita Laela Sagita Laswadi Laswadi Lela Anggraini Lelyana, Candra Koni Leni Marlina Leni Marlina Lestari, Nurma Lestariningsih Lestariningsih Lestariningsih Lestariningsih Levana Maharani Liana Septy Lind Puspita Linda Puspitasari Lisnaini Lisnaini Lisnani Lisnani Lisnani Lisnani Lisnani Lisnani Lisnani Lita Lovia Liya Nalurita M. Hasbi Ramadhan M. Hasbi Ramadhan, M. Hasbi Maarten Dolk Maarten Dolk, Maarten Maharani, Levana Maharani, Yulianita Malalina Malalina Malalina Marhamah Marhamah Fajriyah Nasution Marhamah Marhamah Mariani, Yurika Marleny, Arbella Sri marlina, eli Marta Risa Putri Utami Mawarni, Isri Meilinda Meilinda Meilinda Meilinda Meitrilova, Agyta Melly Ariska Mely Della Pratiwi Meriza, Dyna Mery Johan Meryansumayeka Meryansumayeka Mewa Zabeta, Mewa MICHIEL DOORMAN, MICHIEL Mieke Abels Mifta Nur Hasanah Milhana Betty Mirandah, Sylvenny Mochammad Syahrul Azhar Mouli, Mutia Febri Muhammad David Safitra Mulyono, Budi MUSLIMIN Muslimin Muslimin Mustika Khoirunnisa Mutia Febri Mouli Mutia Khoirunnisa Muttaqin, Haniful Nabila Putri Isamer Nabila, Siti Naila Aqila Nur Dzakira Naqiyyah Nurrosyadah Nasution, Marhamah Fajriyah Natanael Putera Rasjid Ginting Nathanael Putera Rasjid Ginting Nenden Octavarulia Shanty Nila Kesumawati Nila Kesumawati Nila Mareta Murdiyani Ninik Purwaning Setyorini Novi Komariyatiningsih Novi Susanti Novita Sari Novita Sari Novita Sari NUR KHOLIFAH Nur Zahwa Nuraida, Elis Muslimah Nurjannah Nurjannah Nurjannah Nurma Lestari Nyiayu Fraisa Fatiyah, Nyiayu Fraisa Nyimas Aisyah Nyimas Aisyah Nyimas Aisyah Nyimas Aisyah Nyimas Aisyah Octriana, Iga Okto Feriana Permatasari, Ranni Pirdaus Poppy Trianti Rahayu Poppy Trianti Rahayu Pramanika Arieyantini Pramanika Arieyantini, Pramanika Pramitha Sari Pratiwi, Riszky Pabela Pratiwi, Suchi Pratiwi, Weni Dwi Pratiwi, Weni Dwi Purwasi, Lucy Asri Puspitasari, Linda Puteri, Anisya Sefina Putra, Eko Septiansyah Putri Aisyah Putri, Zuliani R. Poppy Yaniawati Rahayu, Chika Rahayu, Poppy Trianti Rahma Siska Utari Rahmi Rahmi Rani, Rondiah Novi Ranni Permatasari Ranni Permatasari Ranni Permatasari Ratih Ayu Apsari Ratih Ayu Apsari Regita Dwi Jayanti Rendi Kurniawan Rendi Muhammad Aris Rendi Muhammad Aris, Rendi Muhammad Reny Shinta Sari Reny Wahyuni Retni Paradesa Rika Firma Yenni, Rika Firma Rina Febriana Rini Herlina Rini Herlina Rusiyanti Rini Rini Rio Kurniawan Risa Rahmatia Firsta Risda Intan Sistyawati Risdiyanti, Irma Riskanita, Arini Dyah Riszky Pabela Pratiwi Rita Inderawati Riya Dhotul Jannah Rohania Rohania Rohania, Rohania Rosmalia Septiana Rully Charitas Indra Prahmana Rusdy A Siroj Ruth Helen Simarmata Safitri, Azzahra Indah SAFITRI, SANI Sahala Martua Ambarita Sakiman, Novi Komariyatiningsih Saleha, Atikarani Noer Salsabila, Aliyyah Salsabila, Unik Hanifah Samsuriyadi Samsuriyadi Samsuryadi Samsuryadi Samsuryadi Saraswati, Sari Sari, Arika Sari, Filian Yunita Sariyasa . Sartika Avrilian Saskiyah, Sulafah Ansya SATRIYAS ILYAS Sepriliani, Sisca Puspita Septi Triyani Septi Triyani Septimiranti, Delia Setyorini, Ninik Purwaning Shalsabila Shafa Shalshabilla Shafa Siligar, E.I Pusta Simarmata, Ruth Helen Sisca Puspita Sepriliani SISKA NINGSIH Sistyawati, Risda Intan Siti Fatimah Siti Fatimah Siti Nabila Siti Nabila Situmorang, Kustanti Sofendi Sofendi Somakim, Somakim Sri Handayani Sri Imelda Edo Sri Sumarni Suchi Pratiwi Suci Rahmawati Sudi Prayitno Sudi Prayitno Sudi Prayitno Sujinal Arifin Sukasno Sukasno Sukma, Yovika Sukmaningthias, Novika Sulafah Ansya Saskiyah Sunaryati Sunaryati Sunaryati, Sunaryati Surya Amami Pramuditya Susanti, Elsa Syabaniah, Try Nurisa Sylvenny Mirandah Sylvenny Mirandah Syutaridho Syutaridho Syutaridho Tanjung, Ayu Luviyanti Tara Nurpadillah Tasya Faricha Amelia TATI NURHAYATI Tika Dwi Nopriyanti, Tika Dwi Tri Muhti Haryani tri muhti haryani, tri muhti Tria Gustiningsi Try Desnita Turidho, Aisyah ullya Ulpa Gusti Pratiwi Umi Puji Lestari Umi Puji Lestari Umi Puji Lestari, Umi Puji Usman Aripin, Usman Uswatun Hasanah Utami, Marta Risa Putri Vera Yuliana Viki Himatul Ulya Viona Adelia Viona Adelia Wahyu Hidayat Wahyu Indra Bayu Waty, Evy Ratna Kartika Wiwik Widyawati Wiwik Widyawati, Wiwik Wulandari, Ratu Mutiara Yajid Latif Yaniawati, Poppy Yansen, Dedi Yeni Widiastuti Yeni Widiastuti Yenny Anggreini Sarumaha Yufitri Yanto Yulia Haryono Yulia Resti Yulianita Maharani Yulianti Yurika Mariani Yusuf Hartono Z. Zulkardi Zahara Lutfiya Azmi Zahra Alwi Zahra Alwi, Zahra Zakawali, M. Bisma Zaskia, Farach Audi Zetra Hainul Putra Zuli Nueraeni Zuli Nuraeni Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi, Zulkardi Hasbi

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