scholarly journals IMPROVING THE ABILITY OF MATHEMATIC CONNECTION AND SELF-CONFIDENCE’S STUDENT OF JUNIOR HIGH SCHOOL THROUGH PROBLEM-BASED LEARNING

2018 ◽  
Vol 1 (3) ◽  
pp. 307
Author(s):  
Ade Nur ◽  
Euis Eti Rohaeti ◽  
Rippi Maya

This study aims to examine the achievement and improvement of the ability of mathematical connections and confidence of students through problem-based learning model. The population in this study is all students of 7th grade from one of SMP Negeri in Bandung. Samples were taken at random class. Among the eleven classes, two classes were selected as an experimental class (VII-K) and a control class (VII-B). The research instruments consist of a test instruments (math connection ability) and a non-test instruments. The instrument in the form of test is a set of test questions to measure students' mathematical connection ability. While non-test instruments in the form of a scale of students' self-confidence, and the scale of student opinions on problem-based learning. Research shows that the achievement and improvement of the ability of mathematical connections and confidence of students whose learning using problem-based learning model there is a difference with the learning using ordinary learning in terms of the initial ability level of students. There is no interaction between the problem-based learning model and the student's initial ability level to generate mathematical connections and students' self-confidence. In addition there is a correlation between the ability of mathematical connections and students' self confidence in the classroom that uses the problem-based learning model as well as in the classroom using ordinary learning.

2017 ◽  
Vol 12 (1) ◽  
pp. 76
Author(s):  
Maria Trisna Sero Wondo

Penelitian ini bertujuan untuk menghasilkan perangkat pembelajaran matematika SMP kelas VIII semester genap dengan model problem-based learning berorientasi pada prestasi belajar, kemampuan pemecahan masalah, dan sikap percaya diri siswa. Jenis penelitian ini adalah penelitian pengembangan model Plomp (penelitian awal, pengembangan, penilaian). Subjek penelitian ini adalah guru dan siswa kelas VIII SMP Swasta Katolik Maria Goretti Ende. Analisis data dilakukan dengan mengkonversi data kuantitatif berupa skor hasil penilaian menjadi data kualitatif berupa nilai standar skala lima. Penelitian ini menghasilkan perangkat pembelajaran matematika kelas VIII semester genap berupa RPP dan LKS. Dari hasil validasi ahli, skor penilaian guru, penilaian siswa, observasi keterlaksanaan kegiatan pembelajaran, tes prestasi belajar, tes kemampuan pemecahan masalah, dan angket sikap percaya diri menunjukkan bahwa RPP dan LKS adalah valid, praktis, dan efektif.Kata Kunci: Perangkat pembelajaran, problem-based learning, prestasi belajar, pemecahan masalah, percaya diri Developing Mathematics Learning Kits Using the Problem-Based Learning Model for Grade VIII of JHS in the Even Semester AbstractThis study aimed to produce mathematics learning kits using the problem based learning model oriented to the learning achievement, problem solving skill, and self-confidence for Grade VIII students of the junior high school (JHS) in the even semester. This study was and development study used the development model by Plomp (preliminary study, development, evaluation). The research subjects were teachers and students of Grade VIII of Swasta Katolik Maria Goretti Ende. The analysis of the data was done by converting the quantitative data in the form scores as the results of the evaluation into qualitative data in the form of five-scale standard scores. This study produce mathematics learning kits in the form of lesson plans and student worksheets for Grade VIII students of the junior high school in the even semester. Of the results of expert validation, a teacher evaluation scores, a students evaluation scores, an observation for the implementation of learning activities, a learning achievement test, a problem solving skil test, and a self-confidence questionnaire show that lesson plans (RPP)  and student worksheets (LKS) is valid, practical, and effective. Keywords: learning kits, problem-based learning, learning achievement, problem solving, self-confidence


2019 ◽  
Vol 2 (3) ◽  
pp. 289-295
Author(s):  
Nisa Fitri Alfiyah ◽  
Iis Rosdianti ◽  
Luvy Sylviana Zanthy

This study aims to describe the ability of mathematical connections and students' self confidence through the Think Pair Share (TPS) learning model. This research is a qualitative descriptive.. The instruments used in this study were the description test and self confidence questionnaire. From the results of the completion of the student description test, it was found that the level of mathematical connection ability through the Think Pair Share learning model for junior high school students is still relatively low. This is influenced by several factors, one of them is students' lack of understanding of the material and students are not able to transform the problem posed into the knowledge they have. This can be seen from the mistakes of students in working on the test description. Meanwhile, even though the test results of the mathematical connection description are still low, the scale of the students' self-confidence attitude is good enough at 60.96%.


2018 ◽  
Vol 1 (2) ◽  
pp. 116
Author(s):  
Asep Sopian ◽  
Jozua Sabandar

This study is a quasi experiment, aiming to describe the level of achievement of problem solving abilities, mathematical connections of students and the independence of junior high school students through metacognitive approach. The sample was chosen randomly from the class of all students of class IX in one of SMP Negeri in Karawang regency. The two class samples were chosen as control and experiment classes. Each of us uses a set of problem solving and mathematical connection tests and a set of learning independence scales. The study found that the attainment and improvement of problem solving ability and mathematical connection ability of students using metacognitive approach is better than the students whose learning is using normal learning in terms of the students' initial ability level. While different from the independence of students who learn learning using metacognitive approach is not better than students who use regular learning in terms of initial ability level of students. However, there is no interaction between the metacognitive approach and the student's initial ability level in generating problem solving skills and mathematical connections as well as learning independence which means that increased problem solving abilities and mathematical connections are largely influenced by the metacognitive approach.


2020 ◽  
Vol 1 (1) ◽  
pp. 9-18
Author(s):  
Rahmi Rahmi ◽  
Rina Febriana ◽  
Hilmy Farras Wani

The learning independence of students is still low as the background of the implementation of this research. The purpose of this research is to describe the independence of students using Lesson study and Problem Based Learning models in mathematics learning. This type of research is descriptive research. The population is all students of class VIII of Junior High School Pertiwi 2 Padang in 2019/2020. Sampling was done by purposive sampling and determined class VIII-2. The research instruments were the learning independence questionnaire and the Lesson Study observation sheet. Analysis of learning independence data is described based on the results of the pretest and protest scores. The Lesson Study was carried out in 4 rounds using the Problem Based Learning model which included Plan, do, and See activities. The results showed that there was an increase in students' learning independence through the implementation of Lesson study with the Problem Based Learning model.


2021 ◽  
Vol 4 (1) ◽  
pp. 59-76
Author(s):  
Ismiyanti Suci Pratiwi ◽  
Eyus Sudihartinih

The purpose of this study was to obtain an overview of the mathematical connections of junior high school students on the concepts of ratio and proportion. This research uses a descriptive qualitative method with data triangulation. The research participants were four junior high school students in Sukabumi. The instrument used in this study consisted of a description test of three questions that had been consulted with experts and based on considerations regarding indicators of mathematical connection ability. Based on the results of the study, it is known that the ability of students to recognize and use connections between mathematical ideas is 50%, the ability of students to connect and apply mathematical concepts with other disciplines is 50%, and the ability of students to connect and apply mathematical concepts to problems in everyday life with a percentage of 50%. The results showed that the mathematical connection ability of some junior high school students in Sukabumi on the concept of comparison was included in the poor category.


Author(s):  
Binti Zakkiyatul Faqiroh

Problem-based learning model is a learning model emphasizes on solving the problem as a mean to know the students’ thinking skills and bring learning process more meaningful. But there are some problems in the learning that many teachers still relied their learning practices conventionally in which make students often bored and uncomfortable within the classroom. The purpose of this research is revealing the development of learning practices using problem-based learning model of junior high school students in Indonesia in 2010-2019. This research used qualitative approach and the result shown that problem-based learning model has been used widely and has attracted many first high school students to improve their competencies. Therefore, teachers need to create such innovations based on problem-based learning. Abstrak Problem-based learning atau pembelajaran berbasis masalah adalah model pembelajaran yang lebih mengedepankan pemecahan masalah untuk dapat mengetahui perkembangan kemampuan berpikir peserta didik dan menjadikan pembelajaran lebih bermakna. Perlu diketahui bahwasnya ada beberapa permasalahan yang terjadi di dalam pembelajaran yaitu masih banyaknya guru yang menggunakan model pembelajaran konvensional yang membuat siswa sering merasa bosan dan tidak nyaman dalam mengikuti pembelajaran. Tujuan penelitian ini adalah untuk mengetahui perkembangan pembelajaran dengan menggunakan model pembelajaran problem-based learning oleh para siswa pada jenjang sekolah menengah pertama di Indonesia pada tahun 2010-2019. Metode yang digunakan adalah metode kualitatif. Hasil yang akan diperoleh adalah model pembelajaran problem-based learning memang banyak digunakan dan lebih diminati oleh siswa sekolah menengah pertama pada tahun 2010-2019. Penelitian ini menggunakan pendekatan kualitatif dan hasilnya menunjukkan bahwa penggunaannya memang banyak pada periode tahun-tahun tersebut dan dikehendaki oleh siswa untuk meningkatkan kompetensi mereka. Oleh karena itu para guru perlu mengembangkan inovasi-inovasi baru problem-based learning ini.


2018 ◽  
Vol 1 (1) ◽  
pp. 45
Author(s):  
Aang Rohimat ◽  
Rosalina Rolina

This research is motivated by the lack of connection capabilities junior high school students in Bandung West. This study will examine the achievement of matemati connection capabilities of students usinglearning reciprocalteaching with the usual approach. The method used is an experimental method to design pretest-posttest control group, ie design involving at least two groups and randomly sampling classes. At the beginning and end of the study both classes were given the test. The population in this sample is the entire junior high school students in Bandung West whose characteristics have a low ability mathematical connections. Of the entire junior high school in West Bandung randomly selected and elected SMP Negeri Bandung Barat representing the characteristics of the population. The sample was selected randomly, where class G into the experimental class VIII, and VIII F be the class of the control. Collecting data in this study using a test description that has been tested first, and then score the mathematical connection capabilities of students were analyzed by descriptive and inferential statistics using two different test average. Based on the results, good data analysis and hypothesis testing, with α = 0.05 mathematical connection capability turns the achievement of students usinglearning model reciprocal teaching is better than the students who used the usual approach


2018 ◽  
Vol 1 (6) ◽  
pp. 1079
Author(s):  
Nur Hasanah ◽  
Devi Yuliani ◽  
Eva Dwi Minarti ◽  
Euis Eti Rohaeti

The ability of mathematical connections is an essential skill that must be mastered by high school students, as it will help master understanding of meaningful concepts and help solve mathematical problems through the interrelationship between mathematical concepts and between mathematical concepts and concepts in other disciplines even with applications in real-life students. This study aims to examine the ability of mathematical connections of students in one junior high school in Bandung on Social Arithmetic materials. The method used in this study is descriptive qualitative, with the subject of research is 36 students of class VIII in one of the State Junior High School in Bandung. Instrument given in the form of description test as much as 3 problem each representing indicator ability and analyzed so that get data fulfillment indicator ability of mathematic connection. Based on the data analysis, the students 'mathematical connection ability is still low, so it is necessary to design the learning activities that can facilitate students' mathematical connection ability.


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