scholarly journals PERBEDAAAN KEMAMPUAN PEMECAHAN MASALAH DAN BERPIKIR KREATIF MATEMATIKA SISWA YANG DIAJARKAN DENGAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING DAN PEMBELAJARAN KOOPERATIF TIPE TWO STAY-TWO STRAY PADA MATERI SISTEM PERSAMAAN LINEAR TIGA VARIABEL KELAS X SMA

2019 ◽  
Vol 8 (2) ◽  
Author(s):  
Rani Endriani ◽  
Fibri Rakhmawati

This study aims to determine whether there are differences in the ability to solve problems and think creatively in mathematics students who are taught with the problem based learning model with the two-stay-two stray cooperative learning model in class X SMA Negeri 2 Range of TP 2018 / 2019. This research is research quantitative research with quasi-experimental type. This sampling technique uses the Cluster Random Sampling technique. The sample of this study was students of class X-1 and X-2 of SMA Negeri 2 Kisaran T.P 2018/2019, amounting to 60 students. The test instrument used to determine students' creative problem solving abilities and mathematical creative thinking is to use a test in the form of a description. Data analysis was performed by analysis of variance (ANAVA). These findings show: 1). There is a difference in the ability to solve mathematical problem of students who are taught with the Problem Based Learning model and the Two Stay-Two Stray cooperative learning model in the material of the Three Variable Linear Equation System; 2). There is no difference between students' creative thinking abilities in mathematics taught by the Problem Based Learning model and the Two Stay-Two Stray cooperative learning model in the Three Variable Linear Equation System material; 3). There is a difference in the ability of problem solving and mathematical creative thinking of students who are taught with the Problem Based Learning model and the Two Stay-Two Stray cooperative learning model in the material of the Three Variable Linear Equation System; 4). There is no significant interaction between the learning models used on the problem solving abilities and students' mathematical creative thinking in the Three Variable Linear Equation System material. The conclusions in this study explain that there are differences in students' problem solving abilities and creative mathematical thinking that are taught with the Problem Based Learning Model and the Two Stay-Two Stray Cooperative Learning Model.

Author(s):  
Riadi Riadi ◽  
Bornok Sinaga ◽  
Edi Syahputra

This study aims to determine the level of students' mathematical concept understanding and creative thinking skills who are taught using a problem-based learning model, to find out the description of the student's answer process in learning using a problem-based learning model, to determine the difficulties in the process of understanding concepts and mathematical creative thinking of students who are taught using problem-based learning models, as well as to find out the active activities of students during the learning process using problem-based learning models. Data were obtained through tests of students' conceptual understanding and creative thinking tests, interviews with students and teachers, observations or observations by observers, and documentation. This research uses qualitative data analysis using Miles and Huberman's model, namely data reduction, display data, and conclusion drawing / verification data. The subjects of this study involved class X SMA Angkasa 1 Lanud Soewondo who were treated with the application of a problem-based learning model in the odd semester of the 2020/2021 school year, totaling 21 people with three-variable linear equation system material as many as 4 items in essay form. Based on the results of the study, there were 21 students with 'very low' creative thinking skills and 14% 'very low' creative thinking skills, 14% 'low' creative thinking skills, 43% 'medium' creative thinking abilities, 43% thinking skills creative 'high' as much as 19%, and 'very high' creative thinking ability as much as 10%.


2020 ◽  
Vol 7 (3) ◽  
Author(s):  
Fi'ina Izzata ◽  
Adi Asmara

This study was aimed to know the differences in students' mathematical problem solving skills in problem basedlearning models with cooperative type thinking aloud pairs problem solving with a scientific approach at SMA Negeri 7 Bengkulu. Thedesign of this research was a quasi-experimental, used a pre-test post-test control group design. The population in this study were all students of class X MIPA SMA Negeri 7 Bengkulu consist of 6 classes, with samples consist of 3 classes, the first experimental class with the problem based learning model, the second experimental class cooperative learning model type thinking aloud pairs problem solving and conventional learning as a control class. The sampling technique used simple random sampling. Data collection was done by using a test of students' mathematical problem solving skills. The results of the research data were analyzed using one-way ANAVA test and BNT test. The prerequisite test used the Kolmogrove-Smirnov test to see normality and Bartlet's test to see homogeneity. The significant level used is 0.05. The research data showed  that there was a significant difference in students' mathematical problem-solving ability in the learning model of Problem Based Learning, cooperative type thinking aloud pairs problem solving in SMA Negeri 7 Bengkulu, and problem based learning learning model which gives better results compared to the thinking type cooperative learning model thinking aloud Pairs problem solving at SMA Negeri 7 Bengkulu.Keywords: mathematical problem solving, PBL,TAPPS


2020 ◽  
Vol 15 (2) ◽  
Author(s):  
Dimas Aditya Yudha Pradana ◽  
Budi Murtiyasa

Tujuan penelitian ini adalah mendeskripsikan kemampuan pemecahan masalah dalam menyelesaikan soal cerita sistem persamaan linear dua variabel ditinjau dari kemampuan penalaran matematis. Penelitian ini merupakan penelitian kualitatif dengan metode deskriptif. Subjek dalam penelitian adalah siswa kelas VIII C SMP Muhammadiyah 10 Surakarta tahun 2019/2020. Teknik pengumpulan data berupa hasil tes, wawancara dan dokumentasi. Teknik analisis data menggunakan reduksi data, penyajian data dan penarikan kesimpulan. Teknik pengambilan subjek berdasarkan tingkat kemampuan penalaran matematis siswa sehingga diperoleh 3 subjek kelas VIII C dengan kategori penalaran matematis rendah, sedang dan tinggi. Hasil penelitian menunjukkan bahwa (1) Siswa penalaran matematis rendah belum menentukan syarat cukup dan syarat perlu dalam memahami masalah, belum dapat menentukan strategi menyelesaikan masalah, belum dapat melaksanakan rencana dan belum dapat memeriksa perhitungan jawaban. Siswa penalaran matematis sedang mampu menentukan syarat cukup dan syarat perlu dalam memahami masalah, dapat menentukan strategi menyelesaikan masalah, belum dapat melaksanakan rencana dan belum dapat memeriksa perhitungan jawaban. Siswa penalaran matematis tinggi mampu menentukan syarat cukup dan syarat perlu dalam memahami masalah, mampu menentukan strategi menyelesaikan masalah, dapat melaksanakan rencana dan dapat memeriksa perhitungan jawaban. (2) Penyebab kesalahan siswa yaitu siswa tidak menuliskan semua informasi, tidak melakukan permisalan dan penulisan yang tidak sistematis. The students' ability to solve world problems of linear equation system in term of reasoning skillsAbstractThis study aimed to describe the students’ ability to solve word problems of the two-variable linear equation system in terms of mathematical reasoning skills. This study was qualitative research with descriptive methods. The subjects consisted of three students selected using purposive sampling technique from twenty grade-eight students of SMP Muhammadiyah 10 (Junior High School) Surakarta, Indonesia. The subjects' selection was based on the level of mathematical reasoning skills, namely low, medium, and high. We were collecting data using a test, interviews, and documentation. The stages of data analysis include data reduction, data presentation, and concluding. The results showed that (1) student with low mathematical reasoning was not able to understand problems, determine problem-solving strategies, implement plans, and locking-back the solution; (2) student with moderate mathematical reasoning was able to understand problems and determine problem-solving strategies, but has not been able to carry out plans and locking-back the solution; (3) student with high mathematical reasoning was able to understand problems, determine problem-solving strategies, carry out plans, and locking-back the solution; (4) the causes of student errors, namely students did not write down all important information in the problems, doing mathematical modeling, write unsystematic solutions, and did not conclude solutions correctly.


2018 ◽  
Vol 4 (1) ◽  
pp. 23
Author(s):  
Akhmad Jazuli ◽  
Muhimmatul Lathifah

This study aims to describe the ability of mathematical problem solving in solving story problems in terms of the extrovert introvert personality types of SMP N 6 Rembang students on a two-variable linear equation system. This research is a qualitative descriptive study. The subjects in this study were students of class VIIIB SMP N 6 Rembang. Selection of Respondents used a purposive sampling technique consisting of three students for each personality type. Data collection techniques using questionnaires, tests, interviews and documentation. Data analysis techniques with data presentation steps, data reduction and conclusions. The results showed that the problem-solving ability for (1) extroverted students: were able to  understand the problem and were able to explain again in their own language, were able to draw up a problem-solving plan, were able to carry out calculations and writing very neatly, were able to check the results obtained, ( 2) introverted  students: have been able to understand the problem but have not been able to explain again with their own language, have been able to draw up a problem solving plan and are able to do calculations even though the writing is still messy, in general do not re-check the answers he has obtained.


Author(s):  
Sutrisno Sutrisno ◽  
Nita Zuliyawati ◽  
Rina Dwi Setyawati

Penelitian ini dilatar belakangi dengan pentingnya kemampuan pemecahan masalah matematis siswa. Tujuan penelitian ini untuk mengetahui efektivitas model Problem Based Learning dan model Cooperative Learning tipe Think Pair Share berbantuan geogebra. Jenis penelitian yang digunakan adalah penelitian eksperimen. Metode pengumpulan data terdiri dari dokumentasi, tes, dan observasi. Analisis data dalam penelitian ini digunakan analisis variansi, regresi, dan uji proporsi. Hasil penelitian ini menunjukkan bahwa siswa yang mendapat model PBL berbantuan geogebra memiliki kemampuan pemecahan masalah matematis sama dengan siswa yang mendapat model TPS berbantuan geogebra, dan kedua model pembelajaran tersebut menghasilkan kemampuan pemecahan masalah matematis siswa lebih baik daripada model pembelajaran konvensional. Hasil penelitian juga menunjukkan bahwa pada model PBL dan TPS berbantuan geogebra, terdapat pengaruh keaktifan belajar siswa dengan kemampuan pemecahan masalah matematisnya. Model PBL dan TPS berbantuan geogebra juga menghasilkan kemampuan pemecahan masalah yang memenuhi ketuntasan klasikal. Kata kunci: Problem Based Learning, Think Pair Share, kemampuan pemecahan masalah matematis.   ABSTRACT This research is motivated by the importance of students' mathematical problem solving abilities. The purpose of this study was to determine the effectiveness of the Problem Based Learning model and the Cooperative Learning model Think Pair Share type assisted by geogebra. The type of research used is experimental research. Data collection methods consist of documentation, testing, and observation. Data analysis in this study used analysis of variance, regression, and proportion test. The results of this study indicate that students who get geogebra-assisted PBL models have the same mathematical problem solving abilities as students who get geogebra-assisted TPS models, and both of these learning models produce students' mathematical problem-solving abilities better than conventional learning models. The results also showed that in the PBL and TPS models assisted by geogebra, there was an influence on students' learning activeness with their mathematical problem solving abilities. The geogebra-assisted PBL and TPS models also produce problem-solving abilities that meet classical completeness. Keywords: Problem Based Learning, Think Pair Share, mathematical problem solving abilities.


2020 ◽  
Vol 1 (3) ◽  
pp. 268-278
Author(s):  
Siti Fahrina

The purpose of this study was to increase the activities and learning outcomes of Mathematics in the material of the Two-Variable Linear Equation System for class VIII-1 students of MTsN 2 Aceh Besar in the 2019/2020 academic year. The model used in this research is the Problem Based Learning model. The subjects of this study were students of class VIII-1 MTsN 2 Aceh Besar. The number of students is 32 students with 10 male students and 22 female students. This research was conducted in the 2019/2020 school year in a period of 3 months, from September 2019 to November 2019 in the odd se-mester. The research methodology is Classroom Action Research (PTK) consisting of two cycles and each cycle consisting of two meetings. Each cycle consists of planning, implementing, observing and reflecting. The research procedure consisted of pre-research, planning cycle one, implementing action cycle one, observing cycle one, reflecting cycle one, planning cycle two, implementing action cycle two, observing cycle two and reflecting cycle two. The data collection technique is to collect test scores that are carried out at the end of each lesson in each cycle using a question instrument (written test). Obser-vation data was carried out by looking at the activeness of students in the learning process. Data were analyzed by means of percentage statistics. The results showed that there was an increase in the com-pleteness of student learning outcomes from 34.37% in the pre-study increased to 59.37% in the first cycle and increased to 84.37% in the second cycle. Student learning activities have increased from suffi-cient to good categories and good categories have increased to be very good. The application of the Problem Based Learning model can increase the activities and learning outcomes of Mathematics in the material of the Two Variable Linear Equation System for class VIII-1 students of MTsN 2 Aceh Besar in the 2019/2020 academic year.


2021 ◽  
Vol 1 (4) ◽  
pp. 631-640
Author(s):  
Aflahul Ma'wa ◽  
Hapipi Hapipi ◽  
Muhammad Turmuzi ◽  
Syahrul Azmi

The purpose of this study was to develop student worksheets based on PBL (Problem Based Learning) to improve the problem-solving abilities of class VIII students at MTs Hikmatusysyarief NW Salut Narmada for the 2020-2021 school year on two-variable linear equation systems. PBL-based LKPD (Problem Based Learning) is an LKPD that is arranged based on the phases of the PBL learning model. The development of this product aims to overcome the weaknesses in the teaching and learning process and overcome the weaknesses of students' problem-solving abilities. The research methodology used in developing PBL-based LKPD is 4D (Define, Design, Development, and Dissemination). Data collection techniques using interview guidelines and questionnaires. The result of the research is a product in the form of LKPD based on PBL (Problem Based Learning) on ​​the material of a two-variable linear equation system. The product has been declared valid with very good criteria by two validators. Based on the results of a limited trial on the use of the developed product, it is known that the PBL-based LKPD can improve the problem-solving ability of class VIII students of MTs Hikmatusysyarief NW Salut Narmada.


2020 ◽  
Vol 3 (3) ◽  
pp. 254-261
Author(s):  
Kusairi Kusairi ◽  
Syaiful Syaiful ◽  
Haryanto Haryanto

The purpose of this study is to determine the effect of Generative learning model on mathematical problem-solving and mathematical creative thinking skills. The method used in this research is Quasi-Experiment method with post-test only design. The sample in this study was 75 fifth grade students at SDIT Al-Azhar Jambi taken by random sampling technique. Data collection techniques using essay tests of mathematical problem-solving and mathematical creative thinking skills. Data analysis was done by normality test, homogeneity and hypothesis testing using one-way ANOVA by SPSS software 25.0. The results of data analysis show that there is an effect of Generative learning model on mathematical problem solving and mathematical creative thinking skills, and the application of Generative learning model with student worksheet are better than just Generative learning model or conventional learning model.


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