Construction of Mathematical and Financial Concepts based on Realistic Mathematics Education

2020 ◽  
Vol 22 (5) ◽  
pp. 226-253
Author(s):  
Susana Machado Ferreira ◽  
Vanilde Bisognin

Context: This article presents the excerpt of a qualitative Doctorate in Science and Mathematics Teaching research. Objectives: To describe the results of a study carried out with students from an initial teacher training course. Design: From the development of a didactic sequence, a connection was sought between the ideas of Financial Education anchored by Realistic Mathematics Education (RME). Environment and participants: The study was conducted with 11 students from a Pedagogy course at a Brazilian university. Data collection and analysis: The data were collected through written records of the activities performed by the students, the observations of the classes, and the audio and video recordings. The methodology of analysis was defined considering the procedures of Content Analysis, using the modality of thematic analysis that occurs in three phases: pre-analysis, exploration of the material and treatment of the results. Results: The discussions of the problem situations developed according to the principles of RME, aroused in the students interest, curiosity, autonomy, cooperation and reflection on financial situations, showing that this approach contributed in a significant way, with the development of the didactic sequence. Conclusions: This study shows that by teaching mathematics from everyday contexts, several benefits can be achieved, such as motivation and interest to learn mathematics, and by understanding mathematical concepts, students will be able to use them for the organization of their financial life, and in a conscious, responsible and autonomous way, improve their quality of life.

Author(s):  
Sampi Sampi

<table class="NormalTable"><tbody><tr><td width="200"><span class="fontstyle0">Tujuan dari penelitian ini adalah untuk meningkatkan hasil belajar siswa dan motivasi belajar<br />siswa kelas II SD N 1 Srowot tahun ajaran 2020/2021 dengan pendekatan Realistic<br />Mathematics Education (RME). Penelitian ini merupakan penelitian tindakan kelas (PTK).<br />Penelitian dilaksanakan dalam dua siklus. Setiap siklus terdiri dari dua pertemuan yang terdiri<br />atas perencanaan, pelaksanaan, tindakan, observasi dan refleksi. Subjek penelitian adalah<br />siswa Kelas II SDN 1 Srowot yang berjumlah 23 peserta didik. Sumber data berasal dari guru<br />dan peserta didik. Teknik pengumpulan data dengan cara observasi, wawancara, tes dan<br />dokumentasi. Validitas data dengan triangulasi sumber dan triangulasi teknik. Analisis data<br />menggunakan model analisis Miles dan Huberman. Hasil penelitian menunjukkan bahwa<br />persentase ketuntasan klasikal pratindakan, siklus I yang semula yaitu 50% meningkat menjadi<br />73% dan pada siklus II menjadi meningkat ke dalam presentase 100%. Peningkatan<br />keterampilan matematika dalam materi pecahan dengan menggunakan bangun datar dengan<br />pendekatan RME yang diterapkan pada peserta didik Kelas II SD N 1 Srowot meningkat yang<br />semula pada siklus I yaitu 70 menjadi 81,5 pada siklus II dan dapat dikategorikan sangat baik.</span></td></tr></tbody></table><br /> <br /><br />


2019 ◽  
Vol 4 (1) ◽  
pp. 33-43
Author(s):  
Andrik Habibi ◽  
Tri Novita Irawati

Understanding of mathematical concepts is the ability of students to understand facts related to mathematics which can be expressed again in easily understood languages. The problem examined in this study is research on improving mathematical understanding of integer operations through the application of Probing Prompting Learning (PPL) with Realistic Mathematic Education (RME) approach. The method used is observation, documentation, interviews, and test methods, while the data analysis uses the percentage formula of the results of observations and the percentage of completeness of learning outcomes formula. Keyword: probing prompting learning, realistic mathematic education         


2016 ◽  
Vol 3 (1) ◽  
pp. 109 ◽  
Author(s):  
Wiwin Rita Sari

Penelitian ini bertujuan untuk menghasilkan produk berupa perangkat pembelajaran bangun ruang SMP dengan pendekatan pendidikan matematika realistik yang valid, praktis, dan efektif ditinjau dari ketercapaian kompetensi dasar, kemampuan koneksi matematis, dan minat terhadap matematika. Jenis penelitian adalah penelitian pengembangan menggunakan model 4-D yang terdiri atas empat tahap yaitu tahap pendefinisian, perancangan, pengembangan, dan tahap penyebaran. Hasil penelitian berupa perangkat pembelajaran bangun ruang yang terdiri dari silabus, RPP, LKS, dan tes hasil belajar berupa tes ketercapaian kompetensi dasar (TKKD) dan tes kemampuan koneksi matematis (TKKM) yang valid, praktis, dan efektif. Kevalidan perangkat mencapai kategori sangat baik ditinjau dari penilaian ahli. Kepraktisan perangkat mencapai kategori sangat baik ditinjau dari penilaian guru, penilaian siswa, dan observasi keterlaksanaan pembelajaran. Aspek keefektifan dipenuhi dari tercapainya minimal 80% siswa lulus KKM ditinjau dari ketercapaian kompetensi dasar dan kemampuan koneksi matematis, serta lebih dari 80% siswa mempunyai minat terhadap matematika dalam kategori minimal baik.Kata Kunci: pengembangan, perangkat pembelajaran, pendekatan pendidikan matematika realistik, bangun ruang SMP DEVELOPING SPACE LEARNING KIT IN JUNIOR HIGH SCHOOL WITH REALISTIC MATHEMATICS EDUCATION APPROACH AbstractThis research aimed to produce space learning kits with realistic mathematics education approach in Junior High School which valid, practical, and effective viewed from achievement of basic competence, mathematical connection ability, and mathematics interest. This research was development research used 4-D model that consisted of four phases: defining, designing, developing, and  disseminating. This research produced space learning kit that consisted of syllabus, lesson plans, students’ worksheets, and assessment tests that included test of basic competence achievement and mathematical connection test which valid, practical, and effective. The validity of learning kit get very good category from expert assessment. The practicallity of learning kit get very good category from teachers assessment, students assessment, and observation of learning implementation. The aspect of effectiveness was seen from achievement minimum 80% of the student pass the minimum score for achievement of basic competence and mathematical connection skill, and more than 80% of student have mathematics interest in least good category.Keywords: development, learning kit, realistic mathematics education, space


2021 ◽  
Vol 7 (01) ◽  
pp. 140-162
Author(s):  
Ina Marlina ◽  
Linda Fuziawati

This research is motivated by the lack of understanding of students' mathematical concepts in mathematics which is caused by a lack of motivation to learn in students and the lack of material connection with everyday life. Mathematics learning really needs to be learned by students because Mathematics has an important purpose to meet practical needs related to the development of students' abilities to use mathematics in everyday life, such as counting which is often experienced by students and can develop the ability to calculate weight. and content. Although Mathematics is considered important to learn, not a few students feel that Mathematics is difficult to master, so it is considered boring and makes students' interest in learning in Mathematics considered low. Based on the PISA annual study survey, the Indonesian Mathematics competency has decreased from 386 points in 2015 to 379 points in 2018 with an OECD average of 489. The benefits of studying Mathematics are used to make transactions in trade. One way to make mathematics more understandable is to use the Realistic Mathematics Education (RME) approach so that students can learn more realistically. The purpose of this study was to determine the increase in students' understanding of mathematical concepts using the Realistic Mathematics Education (RME) approach and whether there were changes that occurred after the treatment using this approach. This research was conducted with quantitative research methods and the research design of One Groups Pretest-Posttest Design. The subject of this research is class IV with a total of 28 students at SDN Curugrendeng II. The instrument used is a written test with a total of 10 questions. Calculation of data processing using Microsoft Office Excel 2007 and using IBM SPSS Statistics 22 with a significance level of 0.05. The results of this study indicate that there is an increase in students' understanding of mathematical concepts with an average value of 0.691 which is included in the medium category. Thus, the understanding of mathematical concepts of students using the Realistic Mathematics Education (RME) approach changes from before the action to the final score after the action. done. And there is an effect of the Realistic Mathematics Education (RME) approach on students' understanding of mathematical concepts by showing the results of sig.(2-tailed) 0.000 <0.05, which means H_1 is accepted so that this Realistic Mathematics Education (RME) approach can be applied to learning Mathematics in Primary school.


2020 ◽  
Vol 4 (1) ◽  
pp. 89
Author(s):  
Winarti Dwi Febriani ◽  
Geri Syahril Sidik

The background of this research is the difficulty in teaching mathematics concepts to fourth graders in elementary school. So we need activities that can bridge the initial abilities of students with abilities that must be mastered by students. One of the alternatives that can bridge students to learn mathematical concepts is by implementing Realistic Mathematics Education (RME) learning using Hypothetical Learning Trajectory (HLT). The research is aimed to describe and analyze the existence of significant differences in improvement of students’ understanding mathematical concepts skills who learned and not learned used Realistic Mathematics Education (RME) with HLT. This research method is quasi-experimental with the pretest-postest nonequivalent design. The data collection instrument used was a understanding mathematical concepts skills test. The population of this research is all fourth grade students in one elementary school located in the district of Tawang, Tasikmalaya. The results showed that based on the data analysis N-gain scores understanding mathematical concepts skills using the Mann-Whitney U test, the value of sig. 0.033 is less than the significance level (𝛼 = 0.05), then H0 is rejected and Ha is accepted. So, it can be said that the increased understanding the mathematical concepts skills of the experimental class is higher than the control class. therefore, it can be concluded that there is a significant difference in improvement students’understanding mathematical concepts skills who learned and not learned used RME with HLT. The recommendation of this research is to conduct further research that can develop RME-based Learning Trajectory in mathematics.Keywords: Mathematics; Realistics Mathematics Education, Understanding mathematical concepts skills; Elementary education; Fraction.


Author(s):  
Citra Utami ◽  
Rien Anitra

The purpose of this study is to describe the ability to understand mathematical concepts based on gender after participating in Realistic Mathematics Education learning with the props, "Papan Pecahan dan Sudut" (PANDU). This research method was qualitative with quantitative descriptive research. The subjects in this study were fourth-grade elementary school students in Singkawang city. Data collection instruments were the researcher and the documentation of the results of the students' mathematical concept understanding ability tests. Data analysis techniques were scoring, assessment, categorization, description, and conclusion. The results showed; 1) the ability of male students to understand mathematical concepts after participating in RME learning with PANDU teaching aids had an average score of 80.35, which was in the high category; and 2) the ability of female students to understand mathematical concepts after participating in RME learning with PANDU teaching aids had an average of 78.52, which was in the high category. Based on the results of this study, it can be concluded that there is no difference in the ability to understand mathematical concepts between male students and female students after participating in RME learning assisted with PANDU teaching aids.


2021 ◽  
Vol 1 (1) ◽  
pp. 93-109
Author(s):  
Bekti Ayu Priyanti Sularso ◽  
Supriyono Supriyono ◽  
Muflikhul Khaq

This study aims to determine the increase in understanding of mathematical concepts using the Realistic Mathematics Education model in fourth-grade students at SD Negeri Binangun. The subjects in this study were fourth-grade students at SD Negeri Binangun, Need District, Purworejo Regency, totalling 21 students consisting of 14 boys and seven girls, in the 2020/2021 school year. This study used Classroom Action Research (CAR) which was conducted in two cycles, each cycle having two meetings. Data collection techniques using test instruments, observation and documentation. Data analysis was carried out with qualitative and quantitative methods. The results showed that the understanding of students' concepts had increased. This is shown in the first cycle the average value has increased by 18.7%, with an average value of 75.7. In the second cycle, the average value has increased again by 12.1%, with an average value of 87 students' conceptual understanding. 8. Thus, it can be conclude that the Realistic Mathematics Education learning model can improve knowledge of mathematical concepts in fourth-grade students at SD Negeri Binangun


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