scholarly journals ANALISIS SOAL-SOAL PADA BUKU TEKS MATEMATIKA KURIKULUM 2013 EDISI REVISI TAHUN 2014 KELAS XI BERDASARKAN KEMAMPUAN PENALARAN MATEMATIKA

2019 ◽  
Vol 6 (2) ◽  
pp. 33
Author(s):  
Dyan Falasifa Tsani

<p>The process of reasoning has a very strong connection with mathematic world, especially on problem solving skills. But in real life, teachers usually use textbook to measure how much do their students understand materials taught by the teachers. Hence, it is necessary to understand completely do the widely used mathematic textbook has led students to increase their mathematic reasoning skills. The method used were descriptive qualitative, with Competency Test’s problems in 2013 Curriculum text book revised in 2014 for 1 th grade used for research subjects. Documentation method was used as data collection method. Problems analysis guide was based on mathematic reasoning skills indicator according to NCTM. The analysis result tells that from 225 problems analyzed there were 76 problems fulfilled the indicator 1, 110 problems fulfilled the indicator 2, 30 problems fulfilled the indicator 3 and 183 problems fulfilled the indicator 4. Analysis also shows that based on mathematic reasoning skills, from 225 problems there were only 8 problems haven’t fulfilled the mathematic reasoning skills with 3,56% presentation number. While the rest there were 217 problems have fulfilled the mathematic reasoning skills with 96,45% presentation number with 49 problems with 21,78% presentation number have a good criteria, 80 problems with 35,56% have an average criteria and 88 problems or 39,11% have a low criteria.</p>

2020 ◽  
Vol 1 (1) ◽  
pp. 11-17
Author(s):  
Rizky Nur Hidayah ◽  
Wahyudi

The purpose of this research is to know about the effectiveness of geometry maze games media on problem skills in elemantary school students. This research is a pre-experimental using in group, pretest and posttest desaign. Data collection method is interview, questionnaire, and test. The effectiveness of media from maze games seen from the results of the pretest and posttest problem solving ability by means of a test Paired SamplesT-Test with helped by SPSS 25.0 for windows. The results is significant value (2-tailed) equals 0,000 pretest and posttest. From Paired Samples T-Test game geometry maze media towards probleam solving skilss


2019 ◽  
Vol 4 (1) ◽  
pp. 7-15
Author(s):  
Fury Styo Siskawati

Abstrak Tujuan penelitian ini untuk mendeskripsikan keefektifitasan penggunaan PAKSOBRI denga Quiz Faber untuk meningkatkan kemampuan pemecahan masalah mahasiswa. Jenis dari penelitian ini PTK dengan pendekatan kualitatif. Subjek penelitian ini yaitu mahasiswa di Universitas Islam Jember. Dengan metode pengumpulan data yang digunakan yaitu berupa metode dokumentasi, observasi, dan tes. Adapun indikator keberhasilan yang digunakan dalam penelitian ini meliputi (1) Ketuntasan perorangan dapat dicapai  mahasiswa apabila seoarang mahasiswa mencapai skor ? 70 dari skor maksimal 100. (2) Mahasiswa meningkatkan kemampuan pemecahan masalahnya jika indikator kemampuan pemecahan masalah akhir lebih baik daripada kemampuan pemecahan masalah sebelumnya. (3) Siklus I dinyatakan berhasil jika ? 75% mahasiswa tuntas dalam pembelajaran dan Siklus II dinyatakan berhasil jika 85% mahasiswa tuntas dalam pembelajaran. Hasil yang diperoleh yaitu terjadi peningkatn kemampuan pemecahan masalah pada mahasiswa melalui penerapan PAKSOBRI dengan Quiz Faber.Kata kunci: PAKSOBRI, Quiz Faber, pemecahan masalah Abstrack The purpose of this study is to describe the effectiveness of using a PAKSOBRI with Quiz Faber to improve student problem solving skills. The type of the research is CAR with qualitative research. The subject of this study was students at Islamic University of Jember. With the data collection method used consists of methods of documentation, observation, and testing. (1) Individual completeness can be obtained by students agreeing that a student reaches a score of ? 70 from a maximum score of 100. (2) Students improve their problem solving ability if the indicator of the final problem solving ability is better than the previous problem solving ability. (3) Cycle I was declared successful if ? 75% of students completed learning and Cycle II was approved successfully if 85% of students completed learning. The results obtained about an increase in problem solving skills in students through the application of PAKSOBRI with Quiz Faber.Keywords: PAKSOBRI, Quiz Faber, problem solving


2018 ◽  
Vol 3 (2) ◽  
pp. 161-172
Author(s):  
Rosdiana Kaka ◽  
Anton Prayitno ◽  
Abdul Hamid

This research was aimed to elaborate on the form of scaffolding given by learners on algebra problem-solving. The approach used is descriptive qualitative. The study conducted in a junior high school in Malang Regency with 25 students and only two students were selected as research subjects to be given scaffolding level 2. Data collection method begins by requiring learners to solve algebra and next identify the pattern of mistakes or mistakes. Learners who have wrong answers, used as research samples. The results prove the form of scaffolding given the subject. If the subject experiences an error in understanding the problem, the scaffolding is given asking the subject to re-read the problem properly and carefully and give direction questions. However, if the subject has difficulty in making the planning of the settlement, the scaffolding given is giving the subject the opportunity to rearrange the design of the right answer. If the subject experiences an error in carrying out the planning, the scaffolding given is asking the subject to pay attention to the mathematical concept and to be careful in operating algebra.


2021 ◽  
Vol 3 (1) ◽  
pp. 54-61
Author(s):  
Veronica Veronica Siskanti

The aims of this study is to describe students' mathematical reasoning skills in solving problems on relationship materials and functions. Research method is used descriptive qualitative. The research subjects consisted of six students of grade VIII SMP Negeri 51 Palembang with two students with high ability, two medium students and two students with low ability. Data collection is carried out by providing 5 points about tests, interviews, and documentation. This study, using 5 indicators of reasoning, namely analysis, synthesis, generalization, problem solving is not routine, and justification / proof. The results showed that students who have high ability are mostly able to fulfill all aspects of mathematical reasoning ability. As for students who have moderate ability is able to meet two to three aspects of the students' mathematical reasoning ability only. Then for students who have low ability is only able to meet one to two aspects of the student's mathematical reasoning ability. 


Author(s):  
Ferry Kurnia Putra ◽  
Hobri Hobri ◽  
Susi Setiawani

This research aims to describe about the profile of climber students’ self efficacy to the problem solving skills of high level mathematics problems. It is including form of descriptive research with qualitative approach. The research subjects are 13 climber students in class XI MIPA 8 of SMA Negeri 1 Jember, were tested by Adversity Response Profile (ARP) questionnaire. The method of data collection use a test of problem solving skills of high level mathematics problems, adversity response profile (ARP) questionnaire and interviews. The results of this research showed that the climber students are tend to have high  self efficacy and  able to by every Polya’s stages.


Vidya Karya ◽  
2019 ◽  
Vol 33 (2) ◽  
pp. 188
Author(s):  
Muhammad Nasir ◽  
Madlazim Madlazim ◽  
I Gusti Made Sanjaya

Abstract. The initial research showed that in general, the problem solving skills and students’ metacognition in several secondary high schools in Samarinda such as SMAN 8, Kunjang, SMAN 14 Loa Bakung, SMAN 3 Ulu, and SMAN 10  Seberang are still low.  Therefore, the researcher intend to develop physics metacognition learning model to improve problem solving skills and students’ metacognition. This study aims to develop physics metacognition learning model to increase problem solving skills and students’ metacognition. The data collection method used Focus Group Discussion (FGD. The validity of the model was evaluated based on content and construct validity. Validation result by expert showed that physics metacognition learning model and the learning devices can be categorized as valid. The physics metacognition learning model can be implemented in physics to increase problem solving skill and students’ metacognition.  Keywords: content validity, construct validity, physics metacognition learning model Abstrak. Hasil studi awal menunjukkan bahwa secara umum, keterampilan pemecahan masalah dan metakognisi siswa SMA Negeri 8 Sungai Kunjang Samarinda, SMA Negeri 14 Loa Bakung, SMA Negeri 3 Samarinda Ulu, dan SMA Negeri 10 Samarinda Seberang masih rendah. Oleh karena itu peneliti bermaksud mengembangkan model physics metacognition learning. Tujuan penelitian ini adalah untuk mengembangkan model physics metacognition learning untuk meningkatkan keterampilan pemecahan masalah dan metakognisi siswa. Metode pengumpulan data validasi menggunakan Focus Group Discussion (FGD). Validitas model pembelajaran physics metacognition learning dinilai berdasarkan validitas isi dan validitas konstruk. Hasil validasi oleh pakar melalui FGD menunjukkan bahwa model physics metacognition learning dan perangkatnya untuk meningkatkan keterampilan pemecahan masalah dan metakognisi siswa dalam penelitian ini termasuk dalam kategori valid. Model physics metacognition learning dapat diimplementasikan dalam pembelajaran fisika  untuk meningkatkan keterampilan pemecahan masalah, dan metakognisi siswa. Kata Kunci: Validitas isi, validitas konstruk, dan model physics metacognition learning


2019 ◽  
Vol 16 (2) ◽  
pp. 226
Author(s):  
Lusi Wira Aftriyati ◽  
Yenita Roza ◽  
Maimunah Maimunah

The problem solving abilities of students in learning mathematics are still not well trained, and there are varying degrees of difficulty experienced by students in learning mathematics. Factors that influence the ability to solve problems include interest in learning. This study aims to analyze the ability of problem solving based on students' interest in learning mathematics. This type of research is a descriptive qualitative study, which was conducted at Babussalam Pekanbaru High School with research subjects coming from Class X MIPA 1 selected based on the level of problem solving skills and student interest in learning. Problem solving abilities consist of categories: high, medium, low. Learning interest is categorized as positive and negative interests. Data collection techniques are written tests and non-tests in the form of questionnaire interest in learning and interviews. Based on the research results, the problem solving ability of high category students with positive learning interest is able to meet all indicators of problem solving ability. The problem solving ability of the medium category students with positive learning interest is able to meet the indicators of planning for solving, solving problems, and checking. The problem solving ability of low category students with positive learning interest is only able to meet the indicators of planning a solution, and solving a problem. The ability of problem solving students in the moderate category with negative learning interest is able to meet the indicators of planning for solving, solving problems, and checking.


2019 ◽  
Vol 5 (1) ◽  
pp. 83
Author(s):  
Akbar Verezha Bintang Ibrahim ◽  
Sumaryono Sumaryono

The purpose of this research was to understand the adversity quotient among startup founders in Yogyakarta. Phenomenology was the approach and analyzed by Miles and Huberman interactive model. The data collection method in this research was semi-structured interview. Respondents in this study consisted of three startup founders with these criteria: 1) aged 18-24 years old, 2) age of startup at least 1 year, 3) based in Yogyakarta, 4) willing to be interviewed. This study found two forms of adversity quotient on startup founders: 1) coping strategies and 2) characters. Coping strategies encompassed immediate problem solving, having goals and visions, taking lessons from problems, and finding solutions. While the characters consisted of concepts such as responsibility, learning from experience, having strong principles, persistence, and optimism.


2017 ◽  
Vol 22 (1) ◽  
pp. 1-10
Author(s):  
Nur Wening ◽  
Muhammad Al Hasny ◽  
Ridha Fitryana

This research aims to formulate marketing strategy to increase visitors of Gembira Loka Garden and Zoo (KRKB Gembira Loka) in Yogyakarta. This research is qualitative research and uses interview, observation, and documentation as data collection method. The data is analyzed by using SWOT analysis with internal and external variable identification. The internal variable shows that location is the main strength of Gembira Loka KRKB with 0.17 by value and 5 by rating. From external variable, the result of EFAS table shows that Gembira Loka KRKB has good enough chance while the thread has less result than the chance. Gembira Loka KRKB is in quadrant 1, which is the position in which a company is considered to be in a beneficial situation due to its chance and strength. In such case, the company can utilize the chance by maximizing the strength. The following strategy to go through in this condition is supporting aggressive planning.


2019 ◽  
Vol 3 (1) ◽  
pp. 70-80
Author(s):  
Sri Ayu Harani Tanjung ◽  
Yuli Amalia

Bahan ajar dikembangkan berdasarkan karakteristik siswa, sehingga kompetensi yang ditetapkan dapat dicapai. Secara umum kemampuan pemecahan masalah siswa masih sangat rendah, siswa belum bisa memahami soal, sehingga terkendala dalam menentukan model penyelesaian soal matematika. Penelitian ini bertujuan untuk mendeskripsikan kevalidan, keefektifan, dan respon siswa terhadap bahan ajar berbasis Problem Based Learning berkemampuan pemecahan masalah yang dikembangkan. Penelitian ini merupakan penelitian pengembangan dengan menggunakan model ADDIE yaitu Analysis, Design, Development, Implementation, dan Evaluation. Subjek Penelitan dalam penelitian ini adalah siswa SMA Negeri 1 Meureubo kelas X Mia2 sebanyak 23 siswa. Instrumen penelitian berupa lembar validasi, angket respon siswa, dan tes. Dari hasil uji coba, pada uji coba I dan II diperoleh bahan ajar berbasis Problem Based Learning yang dikembangkan efektif ditinjau dari 70% siswa yang mengikuti tes kemampuan pemecahan masalah memperoleh nilai minimal 75 dan tercapainya ketuntasan belajar tes kemampuan pemecahan masalah  75% dan respon positif siswa terhadap bahan ajar berbasis Problem Based Learning untuk kemampuan pemecahan masalah yang dikembangkan. Teaching materials are developed based on the characteristics of students, so that the specified competencies can be achieved. In general, students' problem solving abilities are still very low, students have not been able to understand the problem, so it is constrained in determining the mathematical problem solving model. This study aims to describe the validity, effectiveness, and response of students to Problem Based Learning-based teaching materials that are problem-solving skills developed. This research is a development research using ADDIE models namely Analysis, Design, Development, Implementation, and Evaluation. The research subjects in this study were 23 students of Meureubo High School 1 in class Mia2 as many as 23 students. The research instruments were validation sheets, student response questionnaires, and tests. From the results of the trials, in the first and second trials obtained teaching materials based on Problem Based Learning that were developed effectively in terms of 70% of students taking the test of problem solving skills obtained a minimum score of 75 and achievement of learning completeness 75% problem solving ability tests and positive responses for Problem Based Learning based teaching materials for problem solving abilities developed.


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