bluuebunny/crossref_metadata_2025_split huggingface dataset:
The effect of mathematical matriculation as the basis for calculus lectures: a case study of electrical engineering, UNISNU Jepara - Indonesia
Authors: Sulistyo L , Junaedi I 
Published: June 2021

Abstract
Mathematics is applied in all fields, 70% stated it is difficult, scary, and the survey results concluded that mathematics is a scourge for most students of all levels: Elementary School to College. Based on the results of the initial questionnaire student matriculation displeasure in mathematics starting in grade 3 elementary school, because arithmetic problems began to be difficult, the teacher was less familiar, dominant in learning and lacking in guidance, conditions tended not to change until high school. By matriculating researchers and acting as a lecturer, making the initial matriculation material as tension therapy, student anxiety in mathematics with a change in the mathematics mindset is fun, namely by using active and meaningful learning methods for students. With a growth mindset and meaningful learning, matriculation has implications for good mastery of students’ mathematical concepts.
The abstraction of junior high school student in learning geometry
Authors: Sahrudin A , Budiarto M T , Manuharawati  
Published: June 2021

Abstract
This paper is prepared to describe the abstraction of junior high school students in studying geometry, in this case studying cubes and constructing cube nets. Abstracts were obtained through interviews that aim to get a picture of the abstraction that occurs in students in learning cube activities and constructing cube nets which are part of learning geometry. The data is presented in the form of an interview transcript which explains how students learn the cube pattern and constructing cube nets by remembering previous learning activities and imagining the shape of the cube pattern and cube nets in their mind which is then visualized. Based on these data, it can be concluded that the abstraction of junior high school students in geometry learning activities is an abstraction which is an epistemic action which includes recognition, build-whit and constructions that are interrelated with one another.
Mathematical creative thinking ability viewed from students’ learning interest and adversity quotient through creative problem-solving learning model
Authors: Agoestanto A , Masitoh S 
Published: June 2021

Abstract
The study aims to: (1) find the increase of mathematical creative thinking ability through the CPS learning model; (2) find the increase of mathematical creative thinking ability through the CPS learning model viewed from learning interest; (3) find the increase of mathematical creative thinking ability through the CPS learning model viewed from Adversity Quotient (AQ); (4) determine the effect of learning interest and AQ students towards mathematical creative thinking ability; and (5) describe mathematical creative thinking ability viewed from learning interest through the CPS learning model. This study used a mixed-method. The results showed that: (1) students’ mathematical creative thinking ability increased through the CPS learning model; (2) students with high interest increased moderate creative thinking ability, students with moderate interest increased moderate creative thinking ability, students with low interest increased creative thinking abilities low; (3) students with AQ climber, camper, and quitter increased moderate creative thinking ability; (4) there was a significant influence between student’s learning interest and AQ towards mathematical creative thinking ability; and (5) students with high interest at level 4 of mathematical creative thinking (LMCT), students with moderate interest at level 3 of LMCT, and students with low interest at level 1 of LMCT.
Numeracy of prospective elementary school teachers: a case study
Authors: Yustitia V , Siswono T Y E , Abadi  
Published: June 2021

Abstract
Numeracy is the ability to access, use, interpret and communicate information and mathematical ideas related to numbers in a particular context. Therefore numeracy skills are needed for a prospective elementary school teacher. The purpose of this research is to describes prospective elementary school teachers’ numeracy. This type of research is a qualitative descriptive study. This study’s subjects were prospective elementary school teachers’ from Universitas PGRI Adi Buana Surabaya, represented by one individual with low mathematical ability. Data were obtained through numeracy tasks. Prospective elementary school teachers with high ability can identify, find or access some mathematical information relevant to the purpose, involve using known mathematical procedures and rules, and develop opinions about that information. However, there are some errors in communicating according to the content based on its interpretation results. Prospective elementary school teachers with low ability have been able to identify, find or access some mathematical information relevant to the goal. Still, they have not been able to involve procedures and develop opinions about the information. Based on this study’s results, arithmetic needs to be a topic of attention to improve mathematics learning achievement in the future.
Descriptive analysis of online mathematic learning implementation that oriented to HOTS during Covid-19 pandemic
Authors: Puspa R D , As’ari A R , Sukoriyanto  
Published: June 2021

Abstract
This research is qualitative research aims to describe the implementation of online mathematics learning that oriented to Higher Order Thing Skills (HOTS) during covid-19 pandemic. Beside that this study aims to describe students’ HOTS abilities during the implementation of online mathematics learning. This research was conducted at SMK Telkom Malang. The online mathematics learning was implemented in class X RPL 4. There are 36 students that are included in this online learning. Class of X RPL 4 was selected as subject of this study caused by two reasons. The reasons are the material about trigonometry has been studied in this class and the mathematics abilities of students in this class are balanced among low, medium and high ability. The learning model that is implemented in this research is discovery learning. Discovery learning consist of 6 stages, namely stimulation, problem statement, data collection, data processing, verification and generalization. Data collection in this study was carried out by using observations, interviews and students’ work results This study presents description of teaching and learning activities that stimulate students’ HOTS in each stage of discovery learning. Beside that, this study indicates that online mathematics learning using discovery learning can stimulate students’ HOTS.
Mathematical literacy of students in solving PISA-like problems based on cognitive styles of field-dependent and field-independent
Authors: Taufik A R , Zainab N 
Published: June 2021

Abstract
This qualitative-descriptive study aims to describe students’ mathematical literacy in field-dependent and field-independent styles in solving PISA-like mathematics problems. Based on the GEFT test, math ability test, and were of the same gender and communicated well, two students were obtained as subjects. Mathematical Literacy Task-based Interview was used to collect student’s mathematical literacy data. The results indicated the field-dependent student, when formulating, was able to identify information by mentioning using sentences in the questions and represented using verbal, symbols, and mathematical models representation. He was able to design and implement strategies, use procedures and mathematical reasoning when looking for solutions, but he was less precise in determining problem-solving. In interpreting, he was able to interpret mathematical solutions contextually, check again by working backward. On the other hand, when formulating, the independent field student was able to identify the information required by mentioning using their own language and using verbal representations, symbols, and appropriate modeling. In employ, he designed and implemented concise strategies, procedures, and mathematical reasoning to find solutions. In interpreting, he interpreted mathematical solutions in a profound contextual manner and checked again by repeating the problem-solving process.
Development and effectiveness of mobile learning teaching materials to increase students’ creative thinking skills
Authors: Yaniawati P , Supianti I I , Fisher D , Sa’adah N 
Published: June 2021

Abstract
This study aims to develop mobile learning (m-learning) teaching materials on straight-line equations and analyze its effectiveness in increasing junior high school students’ creative thinking skills. The method used is the R&D developed by Alessi and Trollip. The stages of this research include planning, design, and development. The planning stage includes determining the scope, identifying existing teaching materials and student characteristics, and collecting references. The design stage includes analysis of the material concept, making flowcharts and storyboards of teaching materials. The development stage includes preparing teaching materials through expert validation and two trials, making mobile learning applications, and evaluating teaching materials to analyze their effectiveness. The teaching materials were evaluated by material, and media experts then tested on 30 students. The m-learning teaching material developed is an Android smartphone application that students can use as a support source for learning mathematics. This study’s subjects were all class VIII Yastrib Junior High School students, as many as 30 people. The results showed that the m-learning teaching materials on straight line equations developed were feasible to use. Their effectiveness in developing creative thinking skills in the learning process was considered adequate for students with an effect size value of 2.51, which was in the very high category.
Teaching spatial geometry with geogebra: can it improve the problem-solving skills of prospective mathematics teachers?
Authors: Pamungkas M D , Rahmawati F , Apriliyani M N 
Published: June 2021

Abstract
Research aimed to obtain an overview of improving prospective mathematics teacher students’ problem-solving skills by implementing GeoGebra in spatial geometry lectures. The research will be carried out at Universitas Tidar in the second-semester students of the Mathematics Education study program’s geometry class. This study used a quasiexperimental method, with a pretest-posttest non-equivalent control group research design. 71 students were selected as research subjects who were divided into two groups, one group as an experimental group (36) who received GeoGebra-based spatial geometry lectures and one group as a control group (35) who received conventional spatial geometry lectures. The instruments used were the lecture implementation observation sheet, pretest, post-test, and student response questionnaires after using GeoGebra during lectures. Based on the posttest results, the experimental group’s problem-solving skills increased significantly compared to the medium category’s control group. Besides, the description of the response questionnaire results also shows that there are positive impacts obtained by students, including increasing motivation and interest during lectures.
Integration of 4C competencies in online mathematics learning in junior high schools during the covid-19 pandemic
Authors: Suyitno A , Suyitno H , Sugiharti E 
Published: June 2021

Abstract
Critical thinking, collaboration, creativity, and communication (4C), need to be owned by students. The purpose of this study: To analyse the role of junior high school mathematics teachers in developing 4C competencies. The methods: A qualitative approach is used. The research team collaborated with SMPN 24 Semarang. The research subjects were mathematics teachers of SMPN 24 Semarang. Data analysis: data reduction, data exposure, data interpretation, and conclusion drawing. The data were obtained from observations, interviews with research subjects, and FGD. The results: (1) The role of the Mathematics teacher in cultivating 4C was carried out by providing open-ended questions to students and inviting students to discuss them in small groups. (2) Teachers need to be trained to develop online learning so that mathematics material and 4C competencies can be integrated and absorbed by students optimally. In conclusion, (1) open-ended questions can be used by mathematics teachers as a means of interpreting Mathematics lessons with 4C competencies through student discussions in small groups. (2) During the Covid-19 pandemic, teachers need to be trained to develop online learning so that mathematics materials and 4C competencies can be integrated and absorbed by students.
Realistic-science, technology, engineering, and mathematics assisted by google classroom as a learning innovation in the new normal era to improve statistical thinking skill
Authors: Ardiansyah A S , Novita N A , Zhintya H , Kurnianto D 
Published: June 2021

Abstract
Based on government policies regarding the implementation of learning from home, it is necessary the learning innovation to continue learning in the new normal era by utilizing existing technological advances. In this digital era, statistics thinking is important because it is needed to be able to interpret and understand and make good decisions from the statistical data obtained. From these problems, one of the innovations that can be done is by implementing Realistic Mathematics Education integrated Science, Technology, Engineering, and Mathematics assisted by Google Classroom (R-STEM-GC). This paper aims to determine the effect of R-STEM-GC learning on students’ statistical thinking skills. This paper uses literature review method research that identifies, assesses, and interprets all findings on a research topic to answer existing research questions. It can concluded that realistic learning was more effective in terms of students’ mathematical reasoning and communication than conventional learning; learning with the application of STEM can improve students’ problem solving abilities compared to conventional learning; and the use of google classrooms that can improve communication skills. From the results of this analysis, the application of R-STEM-GC learning can be an innovative solution in improving students’ statistical thinking skills in new normal era.
Learning barriers and student creativity in solving math problems
Authors: Supandi S , Suyitno H , Sukestiyarno Y L , Dwijanto D 
Published: June 2021

Abstract
Innovation and creativity are essential for all disciplines and learning activities. Creative processes, such as imagination, are a crucial component in understanding the learning experience of mathematics. Approaches in teaching and learning are considered in this study to foster student creativity and innovation in understanding cases of implementing differential equations. The objects of this research were 154 students. Subjects were selected based on barriers to learning and academic achievement. The selected subjects represent the categories of students with very not inhibiting, not inhibit, pretty inhibit, and inhibit. Selected subjects were given two different types of problems (ordinary mathematical problems and word problems). The results showed that the way students work in getting answers to word questions was more varied than routine mathematical problems. Students’ imagination of understanding the questions and answers provides a different perspective. These results conclude that the approach to learning and evaluation using story questions increases students’ mathematical imagination in education.
Analysis of students difficulties in completing mathematical communication problems
Authors: Wandari W , Anggara B 
Published: June 2021

Abstract
Mathematical communication is one of the skills that students are expected to achieve in learning mathematics. Mathematical communication can help students express mathematical ideas in their own language that can be understood by others. Students not only express mathematical ideas in a nutshell, but students must be able to explain with mathematical arguments and their reasons. This study revealed the students ‘ability in solving mathematical communication problems and identified students’ difficulties in solving mathematical communication problems. This research is a qualitative research involving 45 students of class XI. Students’ difficulties in solving mathematical communication questions were analyzed from the results of tests of mathematical communication skills and student interviews. The results showed that students still had difficulties with mathematical communication problems on the indicators of explaining mathematical ideas or situations in writing into a mathematical model, there were still many students who had not been able to solve problems that required deep thinking.
Auditory, intellectually, repetition with ethnomathematics nuance in improving students’ mathematical problem solving ability
Authors: Zaenuri  , Medyasari L T , Dewi N R 
Published: June 2021

Abstract
The objective was to analyze students’ skill to solve mathematical problems in Auditory, Intellectually, Repetition (AIR) learning with ethnomathematics nuance. This research is an experimental quantitative study. The population in this study were all class X SMA Negeri 5 Semarang 2019/2020. The sampling technique in this study is cluster random sampling. The sample in this study were X MIPA 10 as an experimental class and X MIPA 7 as a control class. The techniques of collecting data in this study consisted of test, observation, and documentation. Data analysis in this research used independent t-tests and descriptive. The finding proved that AIR learning with ethnomathematics nuance was effective for students’ problem solving ability. The problem solving ability of students who are taught with AIR learning with ethnomathematics are better than students who are taught with expository learning, and there is an increase in the ability of students who are taught with AIR learning with ethnomathematics nuance.
Abstraction mathematics concepts: learning innovation based on heritage culture during the pandemic COVID-19 era
Authors: Fiantika F R , Sugianto F A , Jannah H N , Zhoga E F E , Junior F A , Perdani C W 
Published: June 2021

Abstract
Indonesia is archipelago country that has many heritages of culture and legacy. In the pandemic era, we need creative teacher to develop innovative learning. This research takes innovation from local culture, namely “Relief temple” that is used to be source of alternative study during pandemic. Innovative temple relief learning aims to grow up sense of nationalism pride and to strengthen self-awareness as a nation based on Pancasila. Tegowangi’s Temple Relief is used as media of learning that is managed in such a way to dig the mathematics concept of student. this is a descriptive and qualitative research. the subject of this research is fourth grade of elementary school student. the result of this research is description of Tegowangi’s temple relief. the subjects name the type of motif at the relief and mention type of geometry’s shape at the relief. this research found a connection towards multi discipline science in learning hat used the Tegowangi’s relief among mathematics, history, and language.
How is the mathematical critical thinking disposition of vocational school students in online learning during the COVID-19 pandemic?
Authors: Wiradinata R , Jaja  , Rosita C D , Amalia S 
Published: June 2021

AbstractThis study aims to determine the mathematical critical thinking disposition of vocational school students in mathematics learning during the COVID-19 pandemic in terms of six indicators, i.e., 1) truth-seeking, 2) open-mindedness, 3) analyticity, 4) systematicity, 5) self-confidence, 6) curiosity. The research methodology used is a qualitative methodology with a case study research design. The research sample was vocational students in Cirebon and Indramayu who were carrying out online learning. The research data were taken by providing a mathematical critical thinking disposition questionnaire distributed online via Google Form. This study shows that the mathematical critical thinking disposition of vocational school students during the COVID-19 pandemic on the truth-seeking indicator got a percentage of 57.60% in the excellent category, the open-minded indicator got a percentage of 76.04% in the excellent category, the systematic indicator got a percentage of 72.79 % in the excellent category, the analytical indicator got a percentage of 66.23% in enough category, the confidence indicator got a percentage of 62.07% in enough category, and the curiosity indicator got a percentage of 68.49% in enough category. The achievement of all indicators got a percentage of 67.19% and is in the good category. This means that students have good attitudes or tendencies to think rationally and reflectively to make decisions under certain conditions.
Make questions as a stimulus for students to help them carry out their Polya’s step in solving problems
Authors: Zamnah L N , Zaenuri  , Wardono  , Sukestiyarno  
Published: June 2021

AbstractProblem solving ability is very important to be mastered by every one. Not only because most of human life will deal with problems that need to be solved, but problem solving can also increase analytical power and can help to solve problems in various other situations. problem-solving ability is also one of the main goals of learning mathematics. One solution to solve mathematical problems is the Polya’s step. Polya’s step is a problem-solving technique which was created by mathematician named George Polya. This literature review aims to discuss to make questions as a stimulus for students to help them carry out their polya’s step in solving problems. Polya’s step consists of: 1) understanding the problem; 2) devising a plan; 3) carrying out the plan; and 4) looking back.
Develop learning methods imr (integrated material realistic) alternative mathematics learning during a pandemic
Authors: Rusmana I.M. , Zainuri  , Wardono  , Nulhakim A.L 
Published: June 2021

Abstract
The learning methods used by teachers in schools in Serang City are very ineffective, especially during the pandemic. This is because not integrated content of material in one subject with other subjects. Never mind between subjects, sometimes the material is not well integrated. The purpose of this study is to provide an alternative learning method during a pandemic, namely a method that integrates material with the realities of life which is abbreviated as IMR (Integrated Realistic Material). The method in this research is Research and Development (RnD) with the ADDIE model. In making this learning method according to the stages from the ADDIE study. The results of this study are in the form of learning methods that are integrated with the realities of life during the pandemic.