scholarly journals Proses Pemecahan Masalah Siswa Menengah Pertama dalam Menyelesaikan Masalah Lingkaran

2021 ◽  
Vol 4 (1) ◽  
pp. 59-76
Author(s):  
Novita Erni Hendrawati ◽  
Elly Susanti ◽  
Turmudi Turmudi
Keyword(s):  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Sampling Technique ◽  
School Students ◽  
Mathematics Problem Solving ◽  
Problem Solving Process ◽  
Implementing Strategies ◽  
Math Problems ◽  
The Ideal

Problem-solving abilities have an important role in learning, especially in solving math problems, one of which is in circle material. This study aims to describe the mathematics problem solving process of junior high school students in solving circle problems through the process of solving problems in IDEAL. The approach used is a qualitative approach with a descriptive type. The sampling technique used in this research is purposive sampling technique. The results showed that, based on the problem-solving process, each subject had a different problem-solving process. S-1 with the category of completely solving problems fulfills the indicators in solving IDEAL problems. S-2 with the category of correct but not perfect does not yet fulfill the IDEAL problem-solving process. S-2 experienced errors when exploring the strategy and implementing the first problem strategy so that the final result was not in accordance with the objectives of the first problem. S-3 with the category of imperfect does not yet fulfill the IDEAL problem-solving process. S-3 only fulfills one IDEAL problem solving indicators, implementing strategies. However, the problem-solving process carried out by S-3 is not exactly in accordance with the objectives of the first and second problems.

Metacognition of Junior High School Students in Mathematics Problem Solving Based on Cognitive Style

2021 ◽  
Vol 17 (1) ◽  
pp. 134
Author(s):  
Sutama ◽  
Sofyan Anif ◽  
Sabar Narimo ◽  
Djalal Fuadi ◽  
Diana Purwita Sari ◽  
...  
Keyword(s):  
High School ◽  
High School Students ◽  
Problem Solving ◽  
Cognitive Style ◽  
Junior High School ◽  
Junior High ◽  
Junior High School Students ◽  
School Students ◽  
Mathematics Problem Solving ◽  
Mathematics Problem

The main target of the current study is to explain the metacognition of junior high school students with Field Independent (FI) and Field Dependent (FD) cognitive styles in mathematics problem-solving. It should be noted that the statistical population of this study was all junior high school students in the Sragen regency in the 2018/2019 academic year. To reach the research purpose, different instruments such as the cognitive style tests, the problem-solving exercises, and the interview guidance were used. Data analysis was carried out by data collection, data reduction, data presentation, and conclusion. The results indicated that the students who have field-independent cognitive style had high self-confidence that they were able to solve the problem correctly, able to do planning steps, able to make important decisions for themselves, so they can solve the problem properly. Students with FD cognitive style are completely confident that their answer is correct, but they have not yet clarified the steps they need to solve their problems and have not yet focused on their shortcomings in mathematics problem solving, so their task results in mathematics problem-solving incorrectness answer.   Keywords: Cognitive style; Mathematics problem solving; Metacognition

scholarly journals Effect Size Of Pakem Model Implementation In Mathematic Learning On Improving Student’s Problem-Solving Mastery On Function Material At Junior High School

2016 ◽  
Vol 5 (3) ◽  
Author(s):  
Fauzan Jafri
Keyword(s):  
High School ◽  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Effect Size ◽  
Junior High ◽  
Mathematical Problem ◽  
Sampling Technique ◽  
Average Score ◽  
School Students

This research is motivated by the level of junior high school students' mathematical problem solving was still low. Based on the preliminary study which conducted by one of the schools in Batam shows the average score for mathematics was 62 for 100 scale. The purpose of this study is to obtain and investigate the improvement of students' problem-solving mastery on relations and functions material as the effect of  PAKEM model. The research method which used is pre-experiment and with one group pretest-posttest design. The subjects of this study were VIII grade students of one of the first junior school in Batam at odd semester 2015-2016 academic year, totally 32 students.  Sample of this research were taken by random sampling technique. Students’ problem solving mastery was measured by using problem-solving test, whereas the students’ problem-solving mastery improvement between before and after the concept of effect size implementation was calculated to find the effect size of applying the PAKEM model. The result showed that the effect size of applying the PAKEM model on improving problem solving mastery is 3.3, it means, the PAKEM model implementation on improving problem-solving mastery on function has a strong influence. It can be concluded that the PAKEM model implementation can improve problem solving mastery.

scholarly journals Effectiveness of the Implementation of Cognitive Conflict Strategy Assisted by e-Service Learning to Reduce Students' Mathematical Misconceptions

2020 ◽  
Vol 15 (11) ◽  
pp. 102
Author(s):  
Ni Nyoman Parwati ◽  
I Gusti Putu Suharta
Keyword(s):  
High School Students ◽  
Problem Solving ◽  
Service Learning ◽  
Junior High School ◽  
Mathematical Problem ◽  
Sampling Technique ◽  
Cognitive Conflict ◽  
Mathematical Problem Solving ◽  
School Students ◽  
Mathematical Misconceptions

Students' mathematical misconceptions are types of errors that are carried out consistently in different contexts as a result of errors in the cognitive structure of students. The purpose of this study is to describe the types of errors made by students in solving mathematical problems and determine the effectiveness of the application of assisted by e-Service Learning, in reducing misconceptions and improving students' mathematical problem-solving abilities. The population of this study was seventh-grade junior high school students in Buleleng Regency. The sample of this study consisted of 109 students spread across three school areas, determined by the area cluster random sampling technique. Research data were collected using tests, observation sheets, and interview guidelines. Data analysis was performed descriptively qualitatively and using the t-test. The results of this study were the number of students who experienced substantial errors of 29.4% consisting of 22.2% misunderstanding the concept and 7.2% misconceptions; and technical errors 41.7% consisting of 13.6% arithmetic errors, 14.5% procedural errors, and 13.6% symbol errors. The application of Cognitive Conflict Strategies assisted by e-Service Learning can reduce students 'misconceptions by 85% and is effective in improving students' mathematical problem-solving abilities.

scholarly journals Analisis Peningkatan Keterampilan Problem-Solving Siswa SMP dalam Pembelajaran Matematika dengan IDEAL Problem-Solving berbasis Game-Based Learning

JURNAL PETIK ◽  
2020 ◽  
Vol 6 (2) ◽  
pp. 71-80
Author(s):  
Nadia Karima Maula
Keyword(s):  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Role Playing ◽  
Junior High School Students ◽  
Game Based Learning ◽  
School Students ◽  
Problem Solving Model ◽  
Role Playing Game ◽  
The Ideal

Abstract — This research is a research review of articles with the aim of proving a hypothesis. The articles that the researchers examined are articles in the last ten years, both nationally and internationally. The hypothesis that the researchers want to prove is that there is an increase in the problem solving ability of junior high school students in mathematics using the IDEAL Problem Solving model based on Game Based Learning, especially in Indonesia. IDEAL Problem Solving model has steps, namely Identify the problem (identifying problems), Define goals (defining goals), Explore possible strategies (explore possible strategies), Anticipate outcomes and actions (anticipating outputs and actions), and Look back and learn (reviewing and learning). The IDEAL Problem Solving model is suitable for solving well-structured type problems. The type of game in this study is Role Playing Game. The conclusion of this research is that the application of the IDEAL Problem Solving model based on Game Based Learning with game types of Role Playing Games can increase motivation, interest, and problem solving abilities of junior high school students, especially in mathematics.Keywords —Game Based Learning; IDEAL Problem Solving; Mathematics; Problem Solving Skills. Abstrak — Penelitian ini merupakan penelitian telaah artikel dengan tujuan membuktikan sebuah hipotesis. Artikel-artikel yang peneliti telaah merupakan artikel dalam sepuluh tahun terakhir, baik di lingkup nasional maupun internasional. Hipotesis yang ingin peneliti buktikan yaitu adanya peningkatan kemampuan pemecahan masalah siswa Sekolah Menengah Pertama dalam mata pelajaran matematika menggunakan model IDEAL Problem Solving berbasis Game Based Learning, khususnya di Indonesia. Model IDEAL Problem Solving memiliki langkah-langkah yaitu Identify the problem (mengidentifikasi masalah), Define goal (mendefinisikan tujuan), Explore possible strategies (menelusuri strategi-strategi yang mungkin), Anticipate outcomes and act (mengantisipasi keluaran dan beraksi), dan Look back and learn (meninjau kembali dan belajar). Model IDEAL Problem Solving cocok untuk memecahkan masalah jenis well-structured. Jenis gim pada penelitian ini adalah Role Playing Game. Simpulan dari penelitian ini yaitu penerapan model IDEAL Problem Solving berbasis Game Based Learning dengan gim jenis Role Playing Game dapat meningkatkan motivasi, minat, dan kemampuan pemecahan masalah siswa Sekolah Menengah Pertama terutama dalam mata pelajaran matematika.Kata Kunci — Kemampuan Pemecahan Masalah; Matematika; Pemecahan Masalah IDEAL; Pembelajaran Berbasis Gim.

Analisis Kemampuan Pemecahan Masalah Matematis Siswa MTsN Dengan Menggunakan Metode Open Ended Di Bandung Barat

2019 ◽  
Vol 3 (1) ◽  
pp. 178-186
Author(s):  
Shinta Mariam ◽  
Nuni Nurmala ◽  
Devina Nurdianti ◽  
Nadila Rustyani ◽  
Amaliya Desi ◽  
...  
Keyword(s):  
Mathematical Model ◽  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Mathematics Learning ◽  
School Students ◽  
Average Value ◽  
Mathematics Problem Solving ◽  
Class Viii ◽  
And Control

Dalam pembelajaran matematika,kemampuan pemecahan masalah merupakan aspek yang sangat penting untuk di perhatikan .pemecahan masalah matematika siswa smp berdasarkan langkah polya.metode pemecahan masalah seperti yang di katakan polya ada 4 fase penyelesaian masalah, yaitu : (1) menentukan hal-hal yang di ketahui dan yang di tanyakan secara lengkap. Selain itu siswa juga mampu memahami hubungan antar informasi yang di berikan. Sehingga dapat dikatan bahwa siswa mampu memahami masalah (2) menyusun suatu permisalan dan menyusun model matematika, sehingga dapat di katakan bahwa siswa mampu menyususn rencana penyelesaian.(3) menyelesaikan model matematika dengan tepat ,mampu mencari hasil akhir dari soal tersebut dan mampu melakukan oprasi hitung dengan tepat . sehingga dapat dikatakan bahwa siswa mampu melaksanakan rencana penyelesaian. (4) mengecek penyelesaian soal tersebut baik langkah-langkahnya maupun perhitungan secara menyusun kesimpulan. Sehingga dapat dikatakan bahwa siswa mampu mengecek kembali. Penelitian ini merupakan penelitian deskriptif kualitatif dengan subjek penelitian ini adalah siswa MTSn 5 Bandung Barat. maka hasil penelitian ini dapat disimpulkan bahwa peneliti melakukan penelitian di dua kelas yaitu kelas VIII E dan VIII F di MTSn 5 Bandung Barat, dengan dua metode yaitu kelas eksperimen dan kontrol. Berdasarkan hasil uji test menggunakan soal kemampuan pemecahan masalah dengan materi yang diterapkan adalah SPLDV. Dengan menguji menggunakan kolmogorof-smirnov diperoleh: Nilai signifikasi postes pada kelas VIII E yaitu kelas eksperimen terdapat hasil eksperimen 0,076 karena > 0,05. Dan mempunyai nilai rata-rata yaitu 15,6296.  Nilai signifikasi postes pada kelas VIII F yaitu kelas eksperimen terdapat hasil kontrol 0,068 karena > 0,05. Dan mempunyai nilai rata-rata yaitu 10,4815.Dan dapat disimpulkan bahwa: (1)kelas eksperimen dan kontrol  berdistribusi normal. (2)pemecahan masalah kelas eksperimen lebih baik dari pada kemampuan pemecahan masalah kelas kontrol. Kata Kunci : masalah matematika, kemampuan pemecahan masalah. ABSTRACT             In mathematics learning, problem solving ability is a very important aspect to note. Mathematics problem solving of junior high school students is based on polya step. Problem solving method as said polya there are 4 phase problem solving, that is: (1) determining things in know and ask in full. In addition students are also able to understand the relationship between the information provided. So that it can be said that the student is able to understand the problem (2) compile a model and develop a mathematical model, so that it can be said that the student is able to arrange the completion plan (3) complete the mathematical model appropriately, able to find the end result of the problem and able to do the oprasi calculate exactly. so it can be said that the student is able to carry out the settlement plan. (4) checking the solution of the matter both the steps and the calculation in conclusion. So it can be said that students are able to check again. This research is a qualitative descriptive research with the subject of this research is MTSn 5 Bandung West students. then the results of this study can be concluded that the researchers conducted research in two classes namely class VIII E and VIII F in MTSn 5 West Bandung, with two methods of experimental class and control. Based on test result test using problem solving problem with the material applied is SPLDV. By testing using kolmogorof-smirnov obtained: Postes significance value in class VIII E ie experiment class there are 0.076 experimental results because> 0.05. And has an average value of 15.6296. Postes significance value in class VIII F that is experiment class there are control result 0,068 because> 0,05. And has an average value of 10.4815.And it can be concluded that: (1) experiment and control classes are normally distributed. (2) experiment class problem solving is better than class control problem solving abilities.

scholarly journals Examination of Turkish Junior High-School Students’ Perceptions of the General Problem-Solving Process

2016 ◽  
Vol 9 (8) ◽  
pp. 159
Author(s):  
Didem Inel Ekici
Keyword(s):  
High School ◽  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
General Problem ◽  
Grade Level ◽  
Junior High ◽  
Junior High School Students ◽  
School Students ◽  
Problem Solving Process

<p class="apa">This study aimed to determine Turkish junior high-school students’ perceptions of the general problem-solving process. The Turkish junior high-school students’ perceptions of the general problem-solving process were examined in relation to their gender, grade level, age and their grade point with regards to the science course identified in the study. The study included 604 junior high-school students who study at eight different schools. A perception scale about problem solving was used as the data collection tool. The study’s method was the survey model. The results from the data analysis revealed that Turkish junior high-school students had a positive perception of the general problem-solving process. It was seen that the perception of the students regarding their problem-solving skills was at a high level but that their willingness and determination regarding the problem-solving process was at a medium level. The results revealed that perceptions of the general problem-solving process of female students, students with a lower grade level, younger students and students who were more successful in the science course were significantly more positive than those of other students.</p>

scholarly journals Movie in Guidance and Counseling Service: Could it help students to Improve their Problem-Solving Skill?

Konselor ◽  
2020 ◽  
Vol 9 (1) ◽  
Author(s):  
Ratih Indah Yuni Irawati ◽  
Khairul Bariyyah ◽  
Laily Tiarani Soejantoe ◽  
Parid Rilo Pambudi
Keyword(s):  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Personal Development ◽  
Sampling Technique ◽  
Rank Test ◽  
Guidance And Counseling ◽  
School Students ◽  
Self Confidence ◽  
Life Problems

Students’ inability to solve their problems hampers their personal development and growth. The present study utilizes movie that provides a positive stimulus for students to develop self-confidence and autonomy in solving their daily life problems related to personal, social, academic, and career. The use of movie in group guidance aims to improve the students’ problem-solving skill. This experimental study employed one group pretest-posttest design. The participants were ten junior high school students with low level of problem-solving skill. They were selected using purposive sampling technique. Problem-solving skill scale was employed as the instrument of the study. The data were analyzed using Wilcoxon Sign Rank Test. This study found that movie is effective to improve student’s problem-solving skill. Based on the finding of the study, the counselors and future studies are suggested to consider effective media to help students to improve their problem-solving skill

scholarly journals Profil Penalaran Siswa SMP dalam Pemecahan Masalah Matematika Ditinjau dari Perbedaan Gender

2016 ◽  
Vol 1 (2) ◽  
pp. 132-148
Author(s):  
Jati Putri Asih Susilowati
Keyword(s):  
High School Students ◽  
Problem Solving ◽  
Junior High School ◽  
Junior High School Students ◽  
Planning Problem ◽  
School Students ◽  
Male And Female ◽  
Female Data ◽  
The Given ◽  
Math Problems

This research describes reasoning behind gender difference on problem solving. Subject of this reseach are two grade VIII students (male and female). Data in this research was analyzed using time triangulation. The reasoning based on student’s logic. Result of this study indicates that profile of reasoning junior high school students in solving math problems. For male, (1) understanding problems given, (2) linking the problems with the understanding of previously owned, (3) linking understanding possessed by the problems, and (4) conducting re-examination of the results obtained, but for female, (1) understanding the given problem, (2) planning problem solving by linking the formula that has been owned by the problems encountered, (3) implementing a plan of problem solving and reveal the reasons to use the formula, and (4) checking the solution obtained by checking the answer back.

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