Proceedings of the 2nd National Conference on Mathematics Education 2021 (NaCoME 2021)

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35 articles
Proceedings Article

Students’ Mathematics Problem-Solving Ability Through the Application of the Discovery Learning Model in SMP Negeri 1 Belitang Mulya

Agil Oshi Putra, Cecil Hiltrimartin
The application of Discovery Learning models has been implemented to determine the mathematical problem-solving ability of students in SMP Negeri 1 Belitang Mulya. This study uses quantitative descriptive research. This study aims to describe the Discovery Learning model towards the mathematical problem-solving...
Proceedings Article

Development of Contextual Teaching and Learning (CTL) based Teaching Materials to Train Students’ Representation Ability

Ahmad Ridwan, Yusuf Hartono, Jeri Araiku
The purpose of this research is to produce teaching materials based on Contextual Teaching and learning (CTL) to train students’ representational skills that are valid, practical, effective and to train students’ representation skills at SMA Negeri 3 Martapura. The subjects of this study were students...
Proceedings Article

Percent Material Learning Design Using Book Arrangement Context for Class V Students

Amy Arimbi, Cecil Hiltrimartin
This study aims to produce a learning trajectory to help students understand the concept of percent uses the context of the arrangement of books for class V. This research is based on the PMRI which associated with 2013 curriculum learning. The method used in this research is design research type validation...
Proceedings Article

Mathematics Modeling Ability of Students in System of Linear Equation of Two Variables Materials with PBL Model at SMPN 1 Pangkalan Baru

Anisa Melyana, Indaryanti Indaryanti, Cecil Hiltrimartin, Yusuf Hartono
This research is motivated by the low ability of students’ mathematical modeling, especially on SPLDV material. The Problem-Based Learning (PBL) model is used to overcome this problem. This study aims to describe students’ mathematical modeling abilities on system of linear equations of two variables...
Proceedings Article

Development of PISA Type Mathematics Problems Using the Context of Palembang City Tourism

Arika Sari, Cecil Hiltrimartin
This study aims to produce valid and practical mathematical problems using Palembang City tourism contexts. The research method used was a design research method with a development study type. The research consists of the main stages consisting of preparation and design while the formative evaluation...
Proceedings Article

Student’s Mathematical Communication Skills in Class VII Sets Materials Through HOTS-Based Learning

Ayu Yunita, Meryansumayeka Meryansumayeka, Jeri Araiku, Scristia Scristia, Muhammad Yusuf
Students need to have good mathematical communication skills when studying set material. The use of HOTS-based learning can be applied in learning activities so that students have good mathematical communication skills. This study aims to determine and describe mathematical communication skills after...
Proceedings Article

Designing Mathematical Modeling Tasks for Learning Mathematics

Bambang Riyanto
Planning and implementing a lesson is not an easy thing to do. Also, it is not an easy task to find good and relevant context for all mathematical concepts. The results of the International PIAAC and PISA studies show that people and students have low competence when solving problems with context. The...
Proceedings Article

Development of Student Activities in Algebra based on Problem Solving in Middle School

Cecil Hiltrimartin, Yusuf Hartono, Indaryanti Indaryanti
This research was motivated because the Student Activity Sheets (LAS) circulating in the market or those used during classroom learning did not contain problem-solving-based LAS. The purpose of this study was to develop a Student Activity Sheet (LAS) on algebra-based problem solving in secondary schools...
Proceedings Article

Development of Student Activity Sheets for System of Linear Equation Two Variables Based on Problem Solving in Junior High School

Debi Suci Putri, Cecil Hiltrimartin, Yusuf Hartono, Indaryanti Indaryanti
This study aims to produce student activity sheets for system of linear equation two variables based on problem solving that valid and practical also look at potential effects on student’s problem-solving abilities. The research method used is the Tessmer model development research, which stages consist...
Proceedings Article

Development of the Pythagorean Theorem Learning Path with the PMRI Approach using the Context of Tiled Tangram

Delia Septimiranti, Cecil Hiltrimartin
This research uses the research design method or the type of research development type validation study that obtain a product, where the product is the product of the students learning trajectory when learning the Pythagoras theorem with a realistic approach. Are able to develop the context of the squared...
Proceedings Article

Students’ Critical Thinking Skills on Class VIII Materials System of Linear Equations in Two Variables through HOTS-based Learning

Dini Lavenia, Scristia Scristia, Jeri Araiku, Meryansumayeka Meryansumayeka, Muhammad Yusup
Critical thinking skills are needed in facing the world’s problems and challenges. The ability to think critically will help in making the right decision. This research is a qualitative descriptive study that aims to describe students’ critical thinking skills in material System of Linear Equations in...
Proceedings Article

Student Activity Sheet Development Quadratic Equations and Functions based on Problem Solving in Junior High School

Dyna Meriza, Cecil Hiltrimartin, Yusuf Hartono, Indaryanti Indaryanti
The study aims to produce student activity sheets (LAS) square equations based on valid and practical and look at potential effects on students’ problem-solving abilities. The type of research used is development research, which consists of two stages, namely preliminary study (preparation stage, analysis...
Proceedings Article

Prospective Mathematics Teachers’ Critical Thinking Processes in Dealing Truth-Seeking Problem with Contradictory Information

Eka Resti Wulan, Nur Fadilatul Ilmiyah
This study aims to describe the critical thinking process of prospective mathematics teacher students in solving problems with contradictory information. This study is qualitative descriptive research. The subjects consisted of 52 sixth-semester students of Tadris Matematika Programme IAIN Kediri. Collected...
Proceedings Article

Students’ Mathematical Concepts Understanding on Fractional Number Operations Using the Discovery Learning Models

Erca Priandini, Budi Mulyono
This research is a research design with a qualitative descriptive type of research that aims to know mathematical concept understanding skills in fraction operation using Discovery Learning Model. Understanding mathematical concepts is an essential ability possessed by students in learning mathematics....
Proceedings Article

The Fluency of Students’ Mathematical Procedures Through Flipped Classroom on the Linear Equation System with Two Variables

Gustina Indah Widya Sari, Ruth Helen Simarmata, Ely Susanti, Zuli Nuraeni
This research is descriptive research with a qualitative approach. This study aims to describe the students’ mathematical procedural fluency through flipped classroom learning in the Class VIII the linear equation system with two variables which was analyzed using indicators of procedural fluency ability....
Proceedings Article

Development of Mathematics Learning Media Assisted by Sparkol Videoscribe Geometry Materials in Terms of Validity and Practicality

Idul Adha, Rani Refianti
This study aims to develop mathematics learning media assisted by Sparkol Videoscribe for mathematics students at STKIP PGRI Lubuklinggau on valid and practical geometry material. This research consists of several stages, namely define, design, develop and disseminate. This research is limited to the...
Proceedings Article

Self-Regulated Learning of Junior High School Students through Blended Learning based on Indonesian Realistic Mathematics Education Approach

Khairani Nasya Anggraini, Novika Sukmaningthias, Novita Sari, Zuli Nuraeni
This research is a descriptive study with mixed methods that describe students’ self-regulated learning through blended learning based on the PMRI approach. In this study, a pretest and posttest were conducted in the form questionnaire to know the category of student self-regulated learning. The research...
Proceedings Article

The Factors Influencing Students’ Proof Comprehension on Mathematical Induction

Latifah Mustofa Lestyanto, Desi Rahmadani, Asmianto Asmianto, Ety Tejo Dwi Cahyowati
Mathematical Induction (MI) is a subject that mathematics students have known since senior high school. However, many students lack understanding about MI and still incorrectly prove propositions using this proof method, even though they are 4-year students. Hence, investigating factors that influence...
Proceedings Article

Student’s Perspective on the Use of Mathematics Learning Vlogs in Pandemic Times

Liana Septy, Hendra Lesmana, Rahma Siska Utari
This is a qualitative study that aims to describes how the students of UIN Raden Fatah Palembang responded after learning to use Vlogs during the pandemic. The main subjects in this study were 60 students of the Mathematics Education study program who took the subject of Field and Space Analytical Geometry....
Proceedings Article

Constructing an Abridged Life Table based on Estimator of the Probability of Death Using Maximum Likelihood Estimation

M. Hasbi Ramadhan
This research aims to construct an abridged life table by estimating the probability of death using maximum likelihood estimation. This research is a descriptive research with a qualitative approach. The model used is Polya Model. Subjects in this research were five students of the Islamic Economics...
Proceedings Article

Mathematics Modelling Ability of Students on the Set Materials of VII Class with Problem-Based Learning (PBL)

Miranda Indah Pratiwi, Indaryanti Indaryanti, Yusuf Hartono, Cecil Hiltrimartin
This research is motivated by the low ability of students in mathematical modelling, especially in the set material. To overcome this problem, the Problem-Based Learning (PBL) learning model is used. This study aims to describe how students’ abilities related to mathematical modelling on the set material...
Proceedings Article

Mathematical Concepts Understanding Skill of Students Grade X on System of Linear Equations in Three Variables Using Discovery Learning Models

Muhammad Aidil Fitrisyah, Budi Mulyono
Understanding mathematical concepts is a very important skill possessed by students in learning mathematics. Because if students have good conceptual understanding skills, they can solve problems in learning mathematics. One way that can be done to improve students’ understanding of mathematical concepts...
Proceedings Article

Students’ Ability in Making Mathematics Generalizations Through Geogebra Assisted CPS on Straight Line Equations

Ratna Sari, Ely Susanti, Elika Kurniadi, Novita Sari
This study aims to examine the effect of geogebra-assisted CPS learning on the ability to make mathematical generalizations of students. This type of research is descriptive qualitative. The subjects taken in this study were 5 students from 17 students of class VIII.3 Al-Ittifaqiah Integrated Islamic...
Proceedings Article

Mathematical Concepts Understanding Skill of Class VIII Students on Relation and Function Using Problem Based Learning Models

Rehan Amin, Budi Mulyono
This research is a research design with a qualitative descriptive type of research that aims to see mathematical concept understanding skill in relation and function material using a problem based learning model. Learning will be made in the form of learning activities carried out in class. The activities...
Proceedings Article

Student Mathematical Modeling Ability with Blended Learning Approach on Two Linear Inequality Materials

Rindi Antika BR Sitanggang, Jeri Araiku
This study aims to describe student’s mathematical modeling abilities after the application of learning with the Blended Learning approach to the linear inequalities of two variables. This research type is descriptive research with the research subjects are students of class X IPS 4 at SMAN 14 Palembang,...
Proceedings Article

Students’ Epistemological Obstacles in Statistical Problems

Rosmala Dewi, Riyadi Riyadi, Siswanto Siswanto
Learning difficulties often appear as obstacles that inhibit students from properly understanding concepts and solving problems. These obstacles are called epistemological obstacles, referring to scientific knowledge that can cause stagnation, even decline one’s level of knowledge as shown by response...
Proceedings Article

Development of Teaching Materials Based on Two-Column Proof Strategy on Congruent Triangle Materials

Scristia Scristia, Meryansumayeka Meryansumayeka, Erna Safitri, Jeri Araiku, Siti Aisyah
The purpose of this study is to produce a evidence-based learning instrument using a two-column proofs strategy on congruence of triangles material that is oriented on student reasoning capabilities that meet valid and practical criteria. Research subject is class IX SMPN1 Palembang. This type of research...
Proceedings Article

Analysis of Student’s Difficulties on Generalizing Linear Equation

Siti Aisyah Triwulan, Ely Susanti, Elika Kurniadi, Novita Sari
One of the essential aspects of reasoning mastered by students is generalization. By learning generalization type mathematical abstraction skills, students can provide arguments or conclusions based on facts from the relationships between the rules found. This type of research is a descriptive study...
Proceedings Article

Mathematical Reasoning Ability of Grades IX Students in Triangle Congruence Proof Learning Using Two-Column Proofs Strategy

Siti Aisyah, Scristia Scristia, Meryansumayeka Meryansumayeka, Erna Safitri
This study aims to describe the mathematical reasoning ability of grades IX students on the congruence triangle material after taking proof learning using the two-column proofs strategy. The subjects of this study were 25 students of class IX.2 SMP Negeri 1 Palembang. At the first and second meetings,...
Proceedings Article

Learning of Scale and Comparison Based on Ethnomatematics of Salt Production Process

Umi Hanik, Mahmud Mahmud, Parrisca Indra Perdana
This study is a research with a quantitative approach which aims to determine: 1) whether there is a difference in mathematical ability before and after learning mathematics based on ethnomathematics in the salt production process, 2) student activities during the learning process, and 3) whether there...
Proceedings Article

Mathematics Modeling Ability of Students in Class XI Linear Program Materials with Problem based Learning Model

Umi Suryaningtias, Indaryanti Indaryanti, Cecil Hiltrimatin, Yusuf Hartono
Mathematical modeling ability is a significant aspect of learning mathematics. Real problems can be solved through a mathematical process with modeling. The background of the problem in this study was the low mathematical modeling ability of students, especially in the Linear Programming materials. The...
Proceedings Article

Mathematical Literacy Skills of Junior High School Students Through Blended Learning Based on Indonesian Realistic Mathematics Education Approach

Uswatun Hasanah, Novita Sari, Novika Sukmaningthias, Zuli Nuraeni
This type of research is a descriptive study with a qualitative approach that aims to describe students’ mathematical literacy skills through blended learning based on the Indonesian Realistic Mathematics Education Approach. This research was conducted in SMP Negeri 40 Palembang and the research subjects...
Proceedings Article

Mathematics Modelling Ability in the Materials of Relations and Functions in Class VIII Junior High School with Problem-Based Learning Model

Wahyu Wahyu, Indaryanti Indaryanti, Cecil Hilmartin, Yusuf Hartono
Mathematical modelling ability is an important skill to be mastered by students in learning mathematics because mathematical modelling has a function to simplify and solve real-life problems with mathematics. However, the ability of mathematical modelling is still relatively low. To overcome these problems,...
Proceedings Article

Teachers’ Competencies in Doing Direct Proof in Geometry

Wiworo Wiworo
Mathematical proof is necessary in mathematics education for meaningful learning. It can prevent rote learning. Proof should be seen as an important part of mathematics teaching process. It shouldn’t be seen as only a special topic in the curriculum. Teaching mathematical proof is valuable for teaching...
Proceedings Article

Providing a Proof and Providing Non-Proof Argument

Yosepha Patricia Wua Laja, Fitriani Fitriani
This research aimed to study about providing a proof and providing non-proof argument. The study began by explaining some ways of verification in math accompanied by troubles faced by students in proof process. Then, it continued by explaining the differences between providing a proof and providing non-proof...