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Journal : math educa journal

Tabuik dalam Pembelajaran Bangun Ruang dengan Pendidikan matematika Realistik (PMR) Fitriza, Rozi; Gunawan, Indra
Math Educa Journal Vol 2, No 1 (2018)
Publisher : Universitas Islam Negeri Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v2i1.31

Abstract

Learning and teaching will be meaningful if the students take an active role in finding the concept. The involvement of various contexts that are close to and known by students in learning and teaching mathematics motivate their learning and students see the importance of learning math. The use of cultural object such as tabuik in learning mathematics with Realistic Mathematics Education (RME) approach becomes an innovative learning at grade VIII of SMPN 4 Pariaman. Learning of polyhedrons (prism and pyramid) topic appropriate with the tabuik, which is built from several polyhedrons. This experimental study aims to see the comparison of student learning outcomes taught by RME approach using tabuik with student learning outcomes taught by conventional learning. The result of data analysis showed that the result of mathematics learning outcomes of students taught by Approach of Realistic Mathematics Education (RME) using tabuik in learning of polyhedron topic higher than mathematics learning outcomes of students taught by conventional learning at grade VIII SMPN 4 Pariaman. In addition, learning with RME approach and tabuik foster positive students' activities and positive attitudes in mathematics learning also appreciate their own culture.Keywords: Realistic Mathematics Education (RME), tabuik, learning outcomes.
Ethnomathematics Pada Ornamen Rumah Gadang Minangkabau Fitriza, Rozi
Math Educa Journal Vol 2, No 2 (2018)
Publisher : Universitas Islam Negeri Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v2i2.187

Abstract

The mathematical concept on cultural objects is one of the objects of study in the study of ethnomathematics. This study aims to uncover mathematical concepts in the ornaments found in the rumah gadang and the development of ornaments. This qualitative research uses participatory observation techniques and documentation to obtain data. The results showed that there were geometrical concepts in the ornaments and the development of the rumah gadang ornaments. The concepts of geometry seen in ornaments include the use of two-dimensional such as square, rectangular, rhombic, circle, ellipse and polygons. Two-dimensional shape are also arranged using certain patterns. The development of ornament forms is carried out using the principles of congruence, tessellation, symmetry patterns and geometric transformations (translation, reflection, rotation, and dilation). The results of this study can be used as a reference for teachers in mathematics learning and ethnomathematics research on cultural objects.Keywords: ethnomathematics, ornaments of rumah gadang
Praktikalitas Perangkat Pembelajaran Transformasi Geometri Berbasis Flipped Classroom Pada Peserta Didik Kelas XI SMAN 1 Padang Desmaniati, Elsa; Fitriza, Rozi
Math Educa Journal Vol 3, No 1 (2019)
Publisher : Universitas Islam Negeri Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v3i1.231

Abstract

This paper discuss about practicality of product that are result of developmental research of learning device based on flipped classroom to improve mathematical problem solving ability for XI grade students of Senior High School on transformation material. This developmental research using Tjeerd Plomp model development procedure consisting of 3 stages, namely preliminary analysis stage, prototype development stage, and assessment phase. Data of practicality are collected by observation sheets, interview and students quosionare. The result show that learning device (lesson plan, learning video, student work sheet) are practically on learning geometry transformation based on flipped classroom. Keyword: practicality, learning device of geometry transformation, flipped classroom
PENGARUH KECEMASAN MATEMATIKA (MATHEMATICS ANXIETY) TERHADAP KEMAMPUAN PEMECAHAN MASALAH PESERTA DIDIK KELAS VII MTs Lestari, Hesti; Fitriza, Rozi; A, Halen
Math Educa Journal Vol 4, No 1 (2020)
Publisher : Universitas Islam Negeri Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v4i1.1325

Abstract

This article discusses the differences in students' mathematical problem solving skills based on their level of mathematical anxiety, and the effect of mathematical anxiety on their mathematical problem solving skills. The instruments used in this study were mathematics anxiety questionnaires and mathematics problem solving ability tests. The data were analyzed by two-way ANOVA. The results of this study shows that: there are differences in students' mathematical problem solving skills at the anxiety level of the low, medium and high categories; and there is a negative influence of mathematics anxiety on the ability to solve mathematical problems with an influence value of 86.3%.
EFEKTIVITAS PEMBELAJARAN KOLABORATIF DENGAN STRATEGI GOAL-FREE PROBLEMS DITINJAU DARI KEMAMPUAN TRANSFER, REASONING, DAN COGNITIVE LOAD SISWA Sity Rahmy Maulida; Endah Retnowati; Fitria Mardika; Rozi Fitriza
Math Educa Journal Vol 6, No 2 (2022)
Publisher : Universitas Islam Negeri Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v6i2.4564

Abstract

This research examined: (1) the effectiveness of learning through a goal-free problem strategy compared with learning through a goal-given problem strategy with regard to transfer ability, reasoning, or cognitive load; (2) the effectiveness of learning collaboratively compared with learning individually with regard to transfer ability, reasoning, or cognitive load; and (3) interaction between learning strategy (goal-free or goal-given) and setting (collaborative or Individual) in terms of transfer ability, reasoning, or cognitive load. The experiment was conducted using a 2 (setting: collaborative vs. Individual) x 2 (strategy: goal-free vs. goal-given) factorial design; posttest-only control-group. The results of the data analysis supported hypothesis that the students who learned by goal-free problems strategy led to be better in terms of near and far transfer scores than students who learned by the goal-given strategy. The goal-free problems strategy was also proved to be more effective in terms of students' reasoning in near and far transfer tests rather than the goal-given problems strategy. Collaborative learning more effectively minimizes cognitive load during acquisition and near transfer test phase than students learn individually, also effectively facilitating students in terms of the near transfer only than students in individual learning. There was a significant interaction effect between the learning setting factor and strategy factor in terms of near transfer ability and reasoning in the near transfer test. Simple effect test showed that learning collaboratively by goal-given strategy was significantly more effective in terms of near transfer ability and students’ reasoning in the near transfer test, and learning individually by goal-free strategy was significantly more effective in terms of near transfer ability and students’ reasoning in near transfer test.
ANALISIS SELF EFFICACY PESERTA DIDIK DALAM PEMBELAJARAN MATEMATIKA DENGAN MODEL PEMBELAJARAN SEARCH, SOLVE, CREATE, SHARE Azzahra, Bilqis Aulia; Fitriza, Rozi; Mardika, Fitria
Math Educa Journal Vol 7, No 2 (2023)
Publisher : UIN Imam Bonjol Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15548/mej.v7i2.7053

Abstract

Self efficacy is a basic belief in learning, especially learning mathematics, because self efficacy can have a strong effect that can show students' self-confidence, when students have a high self-efficacy category, students can solve problems in learning mathematics well. This study aims to analyze the self efficacy of students in learning mathematics with the Search, Solve, Create, Share (SSCS) learning model. This research is a descriptive quantitative research. The subjects in the study were students of class VIII SMPN 8 Bukittinggi and a sample of 30 people. The instrument used is a self efficacy questionnaire. The data analysis technique uses descriptive statistical analysis using the percentage of degrees of achievement. The results of the study were obtained that the self efficacy of students with the learning model given search, solve, create share there were 8 students in the high category, 21 students in the high enough category, and 1 student in the medium category. While overall the degree of achievement of students' self efficacy is in the high enough category. Where for each dimension of students' self efficacy is also in the high enough category.