scholarly journals Improved Mathematical Problem Solving Ability and Self Efficacy of Class VIII Students of SMP Negeri 1 Percut Sei Tuan through Problem Based Learning Models

Author(s):  
Indah Dirgantari Ritonga ◽  
Humuntal Banjarnahor ◽  
Ani Minarni

This study aims to describe whether the increase in mathematical problem solving abilities and Self Efficacy of students who are taught using problem-based learning models is higher than students who are taught with ordinary learning, to describe whether there is an interaction between students' initial mathematical abilities and learning towards increased mathematical problem solving abilities. students, as well as to describe whether there is an interaction between students' initial mathematical abilities and learning towards increasing student Self-Efficacy. Based on the ANOVA 2 x 2 calculation, it is obtained Fcount = 88.82 while the Ftable value = 2.36 for dk (1.62) and a significant level of 5%. It turns out that the value of Fcount> Ftable, so that Ho is rejected and Ha is accepted. Then from table 4. The probability value (sig) is smaller than 0.05 so that H0 is rejected. Thus it can be concluded that the results of students' mathematical problem-solving abilities taught by problem-based learning models are better than those taught with ordinary learning models. The results of students' Self Efficacy in the problem-based learning model class were higher than in the ordinary learning model class. This can also be seen from the average results of the mathematics Self Efficacy questionnaire of students with the experimental class (99.7) which are higher than the average results of the mathematics Self Efficacy questionnaire of students with the control class (96.8). The results of students' Self Efficacy in the problem-based learning model class were higher than in the ordinary learning model class. This can also be seen from the average results of the mathematics Self Efficacy questionnaire of students with the experimental class (99.7) which are higher than the average results of the mathematics Self Efficacy questionnaire of students with the control class (96.8).X ̅=X ̅=

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 8 (05) ◽  
pp. 1408-1413
Author(s):  
Cut Masturi ◽  
M. Ikhsan ◽  
Anizar Ahmad

This study aims to determine the improvement of problem solving ability of mathematics and self-efficacy of students through problem-based learning model. This research method used pre-test post-test control group design. The population in this study is all of Year 7 students of SMP Negeri 10 Banda Aceh. Two classes of samples were randomly selected, the experimental and the control classesThe research instrument consisted of a mathematical problem solving test and self-efficacy questionnaire. Data analysis was using t-test statistic. The result of the research showed 1) mathematical problem solving ability of students through problem-based learning model better than students who received conventional learning, 2) Self-efficacy of students who through problem-based learning model better than students who learn conventionally.


2018 ◽  
Vol 7 (3) ◽  
pp. 425-432
Author(s):  
Puji Lestari ◽  
Rina Rosdiana

AbstrakKemampuan pemecahan masalah merupakan bagian dari kurikulum pendidikan matematika saat ini. Fakta di lapangan menunjukkan bahwa kemampuan pemecahan masalah matematis siswa masih belum optimal, salah satu penyebabnya adalah masih banyak siswa yang menemui kesulitan dalam hal pemahaman konsep dasar. Mengoptimalkan kemampuan pemecahan masalah diantaranya dapat ditempuh melalui pembelajaran yang berpusat pada siswa. Model pembelajaran Learning Cycle 7E dan Problem Based Learning merupakan dua dari beragam model pembelajaran yang berpusat pada siswa. Adapun tujuan dari penelitian ini adalah untuk mengetahui perbedaan pencapaian kemampuan pemecahan masalah matematis antara siswa yang mendapatkan model pembelajaran Learning Cycle 7E dan Problem Based Learning. Hasil dari penelitian menyimpulkan bahwa tidak terdapat perbedaan peningkatan kemampuan pemecahan masalah matematis antara siswa yang mendapatkan model pembelajaran Learning Cycle 7E dan Problem Based Learning. Sementara itu, untuk kualitas peningkatan kemampuan pemecahan masalah matematis siswa yang mendapatkan model pembelajaran Learning Cycle 7E dan Problem Based Learning masing-masing berinterpretasi sedang namun skor perolehan nya berbeda. Secara umum, sikap siswa terhadap pembelajaran matematika menggunakan model pembelajaran Learning Cycle 7E dan Problem Based Learning masing-masing berinterpretasi baik. Abstract (Students’ Problem Solving Ability through Learning Cycle 7E and Problem Based Learning)Currently mathematical problem solving ability was a part of mathematics curriculum. In fact, the mathematical problem solving ability of students was not optimized, one of the reasons is there are still many students who have problems in terms of understanding the basic concepts. To optimizing the mathematical problem solving ability of students, it, can be reached by implementing student-centered learning. Learning Cycle 7E and Problem Based Learning are two of a lot of student-centered learning models. The purpose of this study was to determine the difference of achievement mathematical problem solving ability between students who get Learning Cycle 7E and Problem Based Learning models.  The results of this study are there is not a difference enhancement of mathematical problem solving ability between students who get Learning Cycle 7E and Problem Based Learning models. Meanwhile, the quality of enhancement mathematical problem solving ability students who get Learning Cycle 7E and Problem Based Learning models are in the middle interpretation. In general, students' attitudes toward learning mathematics using Learning Cycle 7E and Problem Based Learning models each in good interpretation.


Author(s):  
Hanifah Hanifah ◽  
Nanang Supriadi ◽  
Rany Widyastuti

Mathematical problem solving is a problem solving that uses mathematical problem solving. Students in the problem solving did not use the polya method so that students succeeded in difficulties. Educators still use conventional learning models so that students become bored, passive and reluctant to ask whether going forward working on the questions given by the educator, so that new learning models need to be applied. The e-learning learning model assisted with Edmodo learning media is an online presentation material on an Edmodo account using the mobile phone of students. PAM is the knowledge learned by students before getting learning material. This study aims to study the interaction of e-learning learning models assisted by Edmodo learning media to solve mathematical problems. This study is quantitative research. Data collection used with tests, interviews, collection and collection. The data analysis technique uses two-way anava test with cells that are not the same. From the results of the analysis, the influence of the e-learning learning model on mathematical problem solving abilities. It is necessary to question the high, medium, and low mathematical initial knowledge of Great mathematical problem solving ability, then there is no difference between assisted e-learning learning models edmodo, mathematical initial knowledge of mathematical problem solving abilities.


2020 ◽  
Vol 9 (1) ◽  
pp. 119-130
Author(s):  
Mulia Suryani ◽  
Lucky Heriyanti Jufri ◽  
Tika Artia Putri

AbstrakRendahnya kemampuan pemecahan masalah matematika siswa menyebabkan siswa kurang mampu menyelesaikan soal yang bersifat non rutin dan siswa masih kurang mengembangkan ide dan kemampuan yang dimilikinya. Penelitian ini bertujuan untuk mengetahui kemampuan pemecahan masalah matematika siswa melalui model Problem Based Learning berdasarkan Kemampuan Awal Matematika (KAM) siswa. Metode penelitian yang digunakan adalah kualitatif. Hasil penelitian ini menunjukkan bahwa kemampuan pemecahan masalah matematika siswa melalui model Problem Based Learning menjadi lebih baik. Sampel dalam penelitian ini adalah siswa kelas VIII-7 SMP Negeri 12 Padang yang terdiri dari 32 orang. Siswa yang awalnya berkemampuan rendah meningkat menjadi siswa berkemampuan sedang dengan peningkatan sebesar 75 %. Siswa yang awalnya tergolong berkemampuan sedang meningkat menjadi siswa berkemampuan tinggi sebesar 26 %. Siswa sudah mampu 1) memahami masalah, 2) menyusun rencana penyelesaian, 3) melaksanakan penyelesaian, dan 4) mengecek kembali jawaban. Analysis of Students' Problem Solving Abilities Based on Early Mathematical Ability AbstractThe lack of students' mathematical problem-solving skills causes students to be less able to solve problems that are non-routine and students are still lacking in developing their ideas and abilities. This study aims to determine students 'mathematical problem-solving abilities through the Problem Based Learning model based on students' Early Mathematical Ability (KAM). The research method used is qualitative. The results of this study indicate that students' mathematical problem-solving abilities through the Problem Based Learning model are better. The sample in this study were students of class VIII-7 Middle School 12 Padang consisting of 32 people. Students who were initially low-skilled increased to moderate-capable students with an increase of 75%. Students who were initially classified as capable were increasing to high-ability students by 26%. Students can 1) understand the problem, 2) draw up a settlement plan, 3) carry out the solution, and 4) re-check the answers.


Author(s):  
Leonard Leonard ◽  
Kurnia Khaerul Nisa

Kemampuan pemecahan masalah matematika merupakan salah satu tujuan pendidikan nasional di Indonesia, tetapi pencapaiannya masih tergolong rendah. Metode yang digunakan dalam penelitian ini adalah metode kuasi eksperimen dengan desain penelitian posstest-only. Pengambilan sampel pada penelitian ini menggunakan teknik purpose sampling. Sampel penelitian sebanyak 60 peserta didik yang terbagi dalam dua kelas (30 kelas eksperimen dan 30 kelas kontrol). Penelitian ini dilakukan di sekolah SMP N 10 Bekasi dan SMP N 26 Bekasi. Kelas eksperimen menggunakan model pembelajaran teamdengan strategi pembelajaran tugas dan paksa, sedangkan kelas kontrol menggunakan pembelajaran . Data yang terkumpul kemudian dianalisis dengan menggunakan uji beda rata-rata sampel bebas. Hasil analisis data menunjukan bahwa rata-rata nilai peserta didik yang pembelajarannya menggunakan model pembelajaran team assisted individualization dengan strategi tugas dan paksa lebih tinggi dibandingkan dengan rata-rata nilai peserta didik yang pembelajarannya menggunakan model pembelajaran langsung. Kata kunci: Model pembelajaran team assisted individualization, Strategi pembelajaran tugas dan paksa, kemampuan pemecahan masalah matematika   ABSTRACT This research was conducted to determine the effect of team assisted individualization learning models with task learning strategies and forced to the ability to solve mathematical problems. Mathematical problem solving ability is an ability that belongs to the national education goals, but its achievement is still relatively low. The method used in this study is a quasi-experimental method with a poststest-only research design. Sampling in this study uses purpose sampling technique. The study sample consisted of 60 students divided into two classes (30 experimental classes and 30 control classes). This research was conducted in the school of SMP N 10 Bekasi and SMP N 26 Bekasi. The experimental class uses team individualization learning models with task and forced learning strategies, while the control class uses direct learning. The collected data is then analyzed using independent sample t-test. The results of data analysis showed that the average value of students who learned using the team assisted individualization learning model with higher task and forced strategies compared to the average value of students who learned using direct learning models. Keywords: Team assisted individualization learning model, task and forced learning strategies, mathematical problem solving skills                


2020 ◽  
Vol 11 (1) ◽  
pp. 159-166
Author(s):  
Syahfitri Purnama ◽  
Muawanah Muawanah ◽  
Tista Maya Surati ◽  
Rika Septianingsih

A learning can run well supported by an appropriate learning model. In this study the Search Solve Create Share (SSCS) and Think Pair Share (TPS) learning models are used. This research is a quantitative study using t test. The purpose of this study is to study whether there are differences between the SSCS learning model and the TPS learning model on students' mathematical problem solving abilities. This research is a quantitative study with a research design. Random Design Group Pretest-Posttest Group. The results of this study obtained a P-value smaller than the significance level. Hypothesis testing from this study provides conclusions about the TPS learning model better than the SSCS learning model in improving students' mathematical problem solving abilities.


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