International Journal of Trends in Mathematics Education Research
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Profile of elementary school students' numerical literacy ability
Get PDFOne of the impacts of the Covid-19 pandemic is the decline in numerical literacy skills due to learning loss. This study aims to describe the numerical literacy abilities of students at SDN Grogol and SDN Grabagan Sidoarjo. This research is quantitative descriptive research with a data collection technique in the form of a numerical literacy test based on the Minimum Competency Assessment (AKM) which is accessed on the Pusmenjar website with 20 questions in the form of complex multiple choice, multiple choice, matching and true false. Data analysis uses descriptive statistics which include the average of numerical literacy scors and the percentage of students who answered correctly for each indicator. Based on the research results, it can be concluded that the numerical literacy skills of students at SDN Grogol are in the medium category with an average score of 43.67. Meanwhile, the numerical literacy skills of students at SDN Grabagan are still low with an average score of 35.33. Furthermore, the answers to the numerical literacy test of students at SDN Grogol and SDN Grabagan have similarities in the indicator that most students answered correctly, namely indicator 7, understanding whole numbers which includes number symbols, the concept of place value, and generalization, 70% at SDN Grogol and 62% at SDN Grabagan. Meanwhile, the indicator that has the highest error is indicator 6, namely knowing the standard units of length/distance, weight and time with a percentage of students answering correctly of 30% at SDN Grogol and 23% at SDN Grabagan
Analysis of tensile strength of composite fiber reinforced with areca Nut Skin Fiber using BQTN 157 EX Resin
Get PDFIn the development of materials science, especially polymers, natural fibers such as areca nut shell fiber are increasingly attractive to use. The use of synthetic polymer materials made from fiber can replace conventional materials such as metal, wood and leather. They can replace conventional materials with the advantages of lower price, environmental friendliness, and recyclability. Areca nut shell fiber, as an example of a natural fiber, has great potential in the furniture industry, crafts, and as an ingredient in traditional medicine. This fiber is used as a reinforcing material in composites with an Unsaturated Polyester Yukalac resin matrix. Unsaturated Polyester Yukalac resin, with characteristics such as stiffness, flexibility, water resistance, chemical resistance and weather resistance, is used as a matrix in making composites. The aim of this research is to make a plastic composite prototype reinforced with areca palm fiber, varying the volume fraction of areca nut shell fiber by 30%:50%, 50%:60%, 70%:70%, 90%:80% and for the matrix using polyester resin. BQTN 157 EX. The fiber composition is arranged in a mold in the same direction using the hand lay up method. Composite testing is in the form of a tensile test referring to the ASTM 638-03 standard. The results of the largest tensile testing process were with a volume fraction of 50% with an average value of 7.11 MPa, and for tensile testing the lowest was a volume fraction of 70% with an average value of 6.17 MPa, it can be concluded for reinforced plastic composites Areca nut shell fiber has considerable ability to be applied as a structural material. This is a step towards the development of innovative and environmentally friendly composite materials for various industrial applications
Development of Mathematical Logic Pipeline Tools (Pilogmath) for Learning Mathematical on Logic Material
Get PDFThis development research aims to determine the feasibility of using Mathematical Logic Pipe teaching aid (Pilogmath) on mathematical logic material at SMA Negeri 1 Tanah Luas in terms of validity, practicality, and attractiveness. The development model used is the ADDIE development model which consists of the stages of analysis (analysis), design (design), development (development), implementation (implementation), evaluation (eveluation). The subjects of this research are class X SMA Negeri 1 Tanah Luas. The feasibility of learning media refers to the results of the assessment of teaching aids by experts, teachers and small group students. Feasibility can be seen from the results of the validator's assessment where all validators stated very valid, the results of the percentage of product ratings by media experts were 81% in the “Very Valid” category, the results of the percentage of product ratings by material experts were 87% in the “Very Valid” category, the results of the percentage of product assessment by the teacher were 92% in the “Very Practical” category, and the results of the percentage of product assessment by 6 small group students were 93 .6 % in the “Very Interesting” category. Based on product assessment by all validators who stated that it was very valid, the teachers assessment stated that it was very practical, and student assessment stated that it was very interesting, the Mathematical Logic Pipe teaching aid (Pilogmath) that was developed meeting the criteria of being very feasible to use for class X students of SMA Negeri 1 Tanah Luas
Ethnomathematics exploration of Jember Fashion Carnaval (JFC) costume design
Get PDFKnowledge and views of certain tribes, community groups, or individuals without going through formal education. Mathematics with cultural nuances (ethnomathematics) will make a huge contribution to mathematics learning. The aim of this research is to describe the mathematical concepts contained in JFC costume designs. In this research, researchers used qualitative research with an ethnographic approach. The instrument in this research is a human instrument; the researcher is directly related to the research and acts as a data collector through library data collection, interviews, observation, and documentation. Data analysis techniques are carried out by reducing data, presenting data, and drawing conclusions. The results of this research show that ethnomathematics in Jember Fashion Carnival (JFC) fashion design can be in the form of the concept of symmetry and flat shapes such as triangles, squares, rhombuses, and circles. This can be seen in several costumes worn at JFC. The ethnomathematics in JFC costumes can certainly provide inspiration for educators to develop interesting learning by applying ethnomathematics. Educators can use JFC costume design patterns as material for teaching students mathematical concepts
Singapore mathematics approach in aiding the modular print distance learning modality in teaching mathematics
Get PDFA research investigation was conducted to find out the efficacy of the Singapore mathematics approach in aiding the modular print distance learning modality. This study was a quasi-experimental research design using two groups of participants, the Singapore math group and the traditional group. The group was fairly the same with both groups having the same number of participants and the grades of the students were fairly equal. Each group consisted of 42 participants, for a total of 84 participants. The participants were given a pretest to measure their prior knowledge. The result showed that the Singapore Math learning approaches positively affected the learning of the learners in mathematics. In addition, the use of the Singapore Mathematics approach was significantly better than the traditional approach in teaching solving word problems among the learners it has a significant improvement in the knowledge and application skills of the learners was clearly manifested in the Singapore Math approach compared to the Traditional approach of teaching. Further, the use of the Singapore Mathematics Approach was significantly better than the Traditional Approach in teaching solving word problems among the learners. Hence, the use of the Singapore Math Approach should be encouraged as an alternative to teaching solving word problems inside the classroom
Critical thinking in mathematics education: A bibliometric analysis
Get PDFMathematical critical thinking is one of the most important skills that students must possess. The ability to think critically in mathematics is an essential skill that can be developed through effective teaching practices and student engagement. This article presents the questions to be investigated regarding critical thinking using bibliometric analysis. Bibliometric analysis is a method used to analyze research articles related to a chosen topic. The data source for this analysis is Scopus. The search was filtered by subject area, document type, language, and publication year. According to the results from Scopus, a total of 148 documents related to mathematical critical thinking were obtained from 2019 until May 2023. Based on the co-occurrence analysis of authors' keywords, besides 'critical thinking' and 'critical thinking skills', 'secondary school' and 'secondary education' appeared most frequently, with 6 occurrences. These trends in the number of articles can provide insights into the research interests in this field
Perspective of high school students in intergrated mathematics with technology post pandemic covid-19
Get PDFThe COVID-19 pandemic has changed the landscape of education around the world, including learning mathematics at the high school level. In response to the pandemic, many schools have adopted distance learning and integrated technology into the learning process. This study aims to analyze the perspectives of high school students in learning mathematics that is integrated with technology after the COVID-19 pandemic. In this context, we will explore students' understanding of the use of technology in learning mathematics, their attitudes towards the use of technology, and their views on the effectiveness of learning mathematics integrated with technology. The research method used in this study is a quantitative research method with the type of research used in this study is correlational. The results of this study are in line with the research objectives, namely to see whether there is an influence of students' perspectives on mathematics learning integrated with technology. The data shows that there is an influence between students' perspectives on learning mathematics that is integrated with technology
Trend of critical thinking skill researches in mathematics education in Scopus database across Indonesia: From research design to data analysis
Get PDFThe ability to think critically is one of the goals of education in Indonesia by emphasizing students' ability to think and act uncritically for every element of life. This study uses content analysis of 28 articles published in the Scopus database from 2013 to 2023 regarding students' critical thinking skills in mathematics education as the main focus. This research reveals that 2020 saw a very significant increase in publications in Q2 and Q3. The Indonesian Education University is an institution that has a lot of cooperative relations with other institutions in this field. Among these publications, real material analysis is the most researched topic with RME as the most frequently used treatment. The dominant research design is quantitative. Tests and t-tests are the most commonly used data analysis instruments and techniques, respectively. There are various types of design, treatment, collection techniques and data analysis used, therefore future researchers are advised to choose the most appropriate method for conducting research
Development of Islamic-based interactive Powerpoint learning media on the material of many-sided flat buildings grade 4 Primary School
Get PDFNowadays, the development of education is influenced by the rapid advancement of information and communication technology. One of them is affecting the development of learning media. The learning process can now be carried out by utilising various learning media, one of which is interactive powerpoint. The use of learning media to support the learning process needs to be developed in the education system. Learning media can be made using various applications, one of which is Microsoft Powerpoint. This research is included in the type of development research or commonly called RnD (Research and Development) by taking the ADDIE development model. The ADDIE development model includes five stages, namely analysis (Analysis), design (Design), development (Development), implementation (Implementation) and evaluation (Evaluation). From the five stages in the ADDIE model above, researchers only carry out up to the implementation stage, due to the lack of time so it is not possible to carry out all the stages. The interactive powerpoint learning media for mathematics on the material of flat faceted shapes has been successfully developed. With the acquisition of the percentage value of three expert validations classified as high at 92% and the acquisition of practicality tests from students showing very practical results of 93.3%, then based on these gains the learning media can be categorised as feasible for use in learning. Furthermore, it can be suggested to teachers and students to be able to utilise it as an alternative media in learning mathematics material of many-sided flat shapes
Story-based mathematics learning: Inspiration from stories in the Qur’an
Get PDFScience is the most essential component that human beings must have because they can distinguish between right and wrong only with science. Allah Almighty gives gifts to humans in the form of reason that can be used to think and develop the science that Allah has created. In Allah’s verse, Surah Al-Mujadalah, verse 11, it is stated that Allah will elevate the degree of a knowledgeable man. Therefore, Muslims are obliged by law to seek knowledge by using the Qur’an and Sunnah as guidelines. Understanding the content of the Qur’an was also necessary; thus, scholars revealed the content of the Qur’an through the stories in the Qur’an. This article discussed the stories in the Qur’an and their integration into mathematics education through story-based methods. The research reason, i.e., many children and the public perception that learning mathematics was not necessary and assumed that mathematics was difficult to understand. This article proposed solutions to overcome these problems through the story method because the stories’ knowledge conveyed would be easier to understand and stuck in the minds of children and society where the story was taken from the stories in the Qur’an