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Journal : JPMI (Jurnal Pembelajaran Matematika Inovatif)

RELASI ANTARA KEMAMPUAN PEMECAHAN MASALAH MATEMATIK DAN KEAKTIFAN BELAJAR MATEMATIK SISWA SMP YANG MENGGUNAKAN PENDEKATAN REALISTIC MATHEMATIC EDUCATION BERBANTUAN GEOGEBRA Citra Megiana Pertiwi; Tiya Fitriani; Muhammad Afrilianto
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 1, No 4 (2018): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (308.759 KB) | DOI: 10.22460/jpmi.v1i4.p513-524

Abstract

The balance between cognitive and mathematical affective abilities is very important to be mastered by students in order to face future challenges. Background of the research is based on the students’ low ability of mathematical problem solving and mathematical learning activeness. The purpose of this research is finding the relation between students’ mathematical problem-solving ability and students’ mathematical learning activeness by using Realistic Mathematics Education approach using GeoGebra. The method in this research is the experimental research in the form of pre-test-post-test Control Group Design. In addition, the population for this research is the entire Public middle schools (SMP Negeri) in West Bandung regency. From all public middle schools in West Bandung, a school named SMP Negeri 3 Batujajar is randomly selected, and two classes of the 1st-gradestudents of the school are selected as the research sampling data. The first class becomes an experimental class which gains learning using GeoGebra assisted realistic mathematics educational approach and the other class gets common learning. The result of the research shows that there is a more positive relationship between mathematical problem-solving ability and mathematical learning activeness of learning by using Realistic Mathematics Education approach with GeoGebra rather than using common learning. In addition, the approach gives positive impacts, such as more interactive learning, understanding concepts, and more meaningful learning.
PENGARUH MODEL PEMBELAJARAN TEAM ASSISTED INDIVIDUALIZATION TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIK SISWA SMK dylla rizka amalia; Kartika -; Muhammad Afrilianto
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 2, No 5 (2019): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (993.189 KB) | DOI: 10.22460/jpmi.v2i5.p221-228

Abstract

This study aims to determine the effect of the Problem Based Learning approach through the cooperative learning model of the Team Assisted Individualization (TAI) type, toward the problem solving skills of vocational high school students. The population in this study were all students of SMK Industri Mandiri Karawang, with each 20 selected samples from class X-TKJ and AKA. The instruments used were a test of problem solving skills as many as 5 items. The result of the study show the achievement of problem solving abilities of students who get learning with the Problem Based Learning approach through the cooperative learning model Team Assited Individualization type is better than the class that uses ordinary Problem Based Learning.
KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA SMP PADA MATERI PELUANG DENGAN PENDEKATAN KONTEKSTUAL Putri Tasya Monica; Muhammad Afrilianto; Euis Eti Rohaeti
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 1, No 3 (2018): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (612.761 KB) | DOI: 10.22460/jpmi.v1i3.p219-228

Abstract

This type of research is a classroom action research. This study aims to examine the improvement of mathematical problem solving ability of junior high school students on the opportunity material. This research was conducted on the students of class IX-C SMP Mahardhika Batujajar academic year 2017/2018 with the number of students 34 people. The instruments used are cycles I and II (after giving of action); and an observation sheet on teachers and students for the conditions of action implementation. The procedures of this study consist of: (1) Planning, (2) Implementation of action, (3) Observation and evaluation, and (4) Reflection. The results showed that students' mathematical problem solving ability in the subject matter could be improved through contextual approach.
ASOSIASI ANTARA KEMAMPUAN GENERALISASI MATEMATIK DENGAN SELF-CONCEPT SISWA SMP YANG MENGGUNAKAN STRATEGI PEMBELAJARAN BERBASIS VBA MICROSOFT EXCEL Citra Megiana Pertiwi; Risa Amelia Jayanti; Muhammad Afrilianto
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 1, No 3 (2018): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (155.401 KB) | DOI: 10.22460/jpmi.v1i3.p371-382

Abstract

The purpose of this research is to find the correlation between mathematical generalization skill and student’s self-concept in learning activities by using learning strategy based on VBA’s Microsoft Excel. Experimental method is used in the research with 2 different classes. The first class is given by VBA Microsoft Excel learning based, while the other class is given common learning method. In addition, the data sample used in this research are all Junior High School in Cimahi, one school is selected randomly and SMP Negeri 4 Cimahi has been selected. The Sample chosen is the 8th grade pupils which selected randomly. One class as experiment class, and the other is controlled class. The result of the research is obtained from mathematical generalization skill test instrument of phytagoras and self-concept skill inquiry as non-test instrument. Mathematical generalization skill post-test result and final inquiry are analyzed by using Spearman to find the correlation. The result shows that there is a correlation between mathematical generalization skill and student’s self-concept in learning mathematics. 
KEMAMPUAN KOMUNIKASI MATEMATIK SISWA SMP KELAS IX PADA MATERI BANGUN RUANG SISI DATAR DI KABUPATEN BANDUNG Fitria Noviana; Sigit Mulqiyono; Muhammad Afrilianto
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 1, No 4 (2018): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (32.28 KB) | DOI: 10.22460/jpmi.v1i4.p583-590

Abstract

Students mastery of mathematical communication ability can be one of benchmark to know the level of students understanding about the material that has been submitted. Mathematics is not only a tool for thinking but also math can be a tool to communicate an idea. This research aim is to describe the mathematical communication ability of class IX SMP. The research takes place in one of SMP in Bandung Regency. The mathematics material that discussed is about polyhedron. Data were taken from the results of the test instrument about the ability of mathematics communication. The samples that researcher used are about 30 students of class IX SMP. The results of this research showed the percentage of students' mathematics communication ability at 31% that means most of the students have a low percentage of understanding mathematics communication.
KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA SMP KELAS VIII PADA MATERI SISTEM PERSAMAAN LINIER DUA VARIABEL DENGAN PENDEKATAN OPEN ENDED Nuni Mulyowati; Muhammad Afrilianto; Euis Eti Rohaeti
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 1, No 3 (2018): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (730.856 KB) | DOI: 10.22460/jpmi.v1i3.p269-280

Abstract

The objective of this research is to analyze theimprovement of problem solving ability from students at VIII grade on material of two variables linear equationssystem thtough open ended approach. This research uses Classroom Action Reserch. The method of the  research is descriptive. The research is conducted to VIII H grade student of  SMP Negeri 9 in academic year 2017/ 2018 which consist of 40 students. The instrument is the testof students’ mathematical problem solving ability, cycle test I and II after giving action. The result aspectof this research shows that the aspect of students’ mathematical problemsolving ability increased, it can be seen from the result of the test, many studentsachive above beverage score (KKM).Bsed on indicator, it concludes that students’ problem solving ability at VIII H grade of SMP Negeri 9on material of two variables linear equations system can be improved through open ended approach