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Efektivitas Model Pembelajaran Problem Based Learning (PBL) terhadap Prestasi Belajar Matematika Ditinjau dari Adversity Quotient (AQ) Lusiana, Restu; Suprapto, Edy; Sukristini, Ika
Edumatica : Jurnal Pendidikan Matematika Vol 11 No 2 (2021): Edumatica: Jurnal Pendidikan Matematika
Publisher : Department of Mathematics Education, Faculty of Teacher Training and Education, Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (658.344 KB) | DOI: 10.22437/edumatica.v11i02.7670

Abstract

Innovative learning models have an influence on student achievement. This study aims to determine whether the PBL learning model is more effective than the STAD learning model (learning model that has been applied in schools) on mathematics learning achievement, whether there is a difference in the effect of the AQ of climber, camper, and quitter category students on mathematics learning achievement, and whether there is the interaction between the learning model and students' AQ on mathematics learning achievement. This research is in the form of quantitative research. The sample was taken using a simple random sampling technique where the experimental class was taught using the PBL learning model and the control class was taught using the STAD learning model. The data collection technique used the Questionnaire method for AQ data and the test method for students' mathematics learning achievement data. The data technique used a two-way unequal cell analysis of variance test with a 2×3 matrix and a further test using the Scheffe test. The results of hypothesis testing with a significance level (α) = 5% indicate that there is a difference in the effect of the learning model on mathematics learning achievement (Fobs=19.97 and Fα=4.13), there are differences in the effect of each AQ category on mathematics learning achievement (Fobs=94.59 and Fα=3.28), and there is no interaction between the learning model and students' AQ on mathematics learning achievement (Fobs=2.39 and Fα=3.28).
PELATIHAN PENINGKATAN KUALITAS GURU DAN PENGGUNAAN MEDIA PEMBELAJARAN BERBASIS DIGITAL DAN NON DIGITAL DI SD NEGERI PANJENG KABUPATEN PONOROGO Setyansah, Reza Kusuma; Lusiana, Restu; Murtafiah, Wasilatul; Suprapto, Edy; Apriandi, Davi; Krisdiana, Ika
Jurnal Abdi Insani Vol 11 No 2 (2024): Jurnal Abdi Insani
Publisher : Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/abdiinsani.v11i2.1348

Abstract

The development of the digitalization period is increasingly widespread and requires adaptation of human resources to adapt to today's technology. This is related to the transition period that occurred during the Covid-19 pandemic, during which time all activities were carried out in the learning process boldly and face-to-face learning was not permitted. This really requires adaptation and improvisation for all teachers in Indonesia, especially at Panjeng State Elementary School, Ponorogo district, who are required to be proficient in using electronic devices, especially smartphones and computers. This training is intended to equip all Panjeng State Elementary School teachers in Jenangan District, Ponorogo Regency with skills in creating and managing learning media for students, both digital and non-digital. The aim of this training is to create digital-based learning media and create non-digital learning media, which includes theoretical and practical implementation components. Therefore, the Mathematics Education Study Program at Universitas PGRI Madiun is collaborating with KKN students in 2024 to carry out learning media training activities for Panjeng State Elementary School Teachers in Ponorogo Regency. The activity sessions were divided into two, namely the first training session from the KKN students by creating non-digital based learning media or concrete media and the second training session from the lecturers by creating digital based learning media. The training was carried out smoothly and the success of the activity was seen from the enthusiastic activities of the teachers in observing the media creation process, as well as post-activity evaluation and monitoring where the teachers applied the learning media used in the learning process.
Understanding mathematical concepts in students with borderline intellectual functioning: Insights from representational gestures Elvierayani, Rivatul Ridho; Lusiana, Restu; Suwandayani, Beti Istanti; Silvia, Ifroha Anita
Jurnal Elemen Vol 11 No 4 (2025): October
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v11i4.31388

Abstract

When solving problems, the spontaneous actions of students identified as slow learners (SL) often reflect their cognitive limitations. This study analyzed students' SL understanding of mathematical concepts through representational gestures as a means of communication in constructing concepts. A qualitative case study was conducted in a public junior high school in Lamongan Regency. From eight SL students identified through IQ tests and teacher interviews, only three consistently used representational gestures and were selected as the subjects. Although limited, this sample enabled an in-depth analysis while acknowledging restricted generalization. Data were collected through functional tasks, gesture observations, and interviews and were then analyzed interactively through data reduction, display, and conclusion drawing. The results showed that SL students frequently used hand gestures to represent graph axes or intersection points but misinterpreted variable relationships. They could only classify objects based on conceptual conditions, while other indicators of understanding were not attained. These findings suggest that teachers should consider students’ gestures not only as spontaneous expressions but also as diagnostic cues for misconceptions and as a support for mathematical communication.
Kemampuan berpikir kreatif mahasiswa dalam memecahkan masalah sistem persamaan linier ditinjau dari brain dominance Lusiana, Restu; Andari, Tri
Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika Vol 8 No 1 (2022): Jurnal Math Educator Nusantara
Publisher : Program Studi Pendidikan Matematika, Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/jmen.v8i1.17493

Abstract

Students' creative thinking processes need to be developed to support them in solving complex mathematical problems, but this is not easy. This study aims to describe students' creative thinking skills in solving linear equation system problems based on brain dominance. This research is a qualitative descriptive research with a case study approach. Subjects were categorized into right brain dominance and left brain dominance by using a brain dominance questionnaire. The research instruments were in the form of tests and interview guidelines. Data validation uses method triangulation and data is analyzed through data reduction, data presentation, data verification, and drawing conclusions. The results showed that the subject of right brain dominance in fluency gave 3 responses, in flexible thinking the subject gave 3 different ideas, in original thinking the subject gave a unique response, and in elaboration the subject did not show a coherent answer. While the left brain dominant subject in fluent thinking (fluency) gave 4 responses, in flexible thinking the subject gave 3 general ideas, in original thinking the subject did not show a unique response, and in detailed thinking (elaboration) the subject showed a flurry of answers.
Penalaran Spasial Siswa SMP Dalam Menyelesaikan Masalah Bangun Ruang Ditinjau Dari Brain Dominance Fantriadi, Muhammad Ridho; Lusiana, Restu; Astuti, Indra Puji
Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika Vol 8 No 2 (2022): Jurnal Math Educator Nusantara
Publisher : Program Studi Pendidikan Matematika, Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/jmen.v8i2.18494

Abstract

Building space is a material from geometry at the junior high school level, but there are still students who find it difficult to learn it, because in studying and solving spatial problems requires spatial reasoning. Brain Dominance is one of the factors that influence spatial reasoning. This study aims to determine the spatial reasoning of junior high school students in completing the material in terms of brain dominance. This research is a descriptive research with a qualitative approach. The supporting instruments of this research are in the form of questionnaires, tests, and interviews. Data validation method using triangulation technique. Data analysis was carried out sequentially starting from data reduction, data presentation and conclusion drawing. The results of this study indicate that students with Right Brain Dominance perform spatial reasoning by depicting objects while students with Left Brain Dominance perform spatial reasoning by means of calculations either through formulas or comparisons and there are factors from within students that also affect the spatial reasoning of participants. educate.
Analisis kemampuan literasi matematika siswa dalam menyelesaikan permasalahan asesmen kompetensi minimum (AKM) Sari, Rully Devita; Lusiana, Restu; Susanti, Vera Dewi
Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika Vol 9 No 1 (2023): Jurnal Math Educator Nusantara
Publisher : Program Studi Pendidikan Matematika, Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/jmen.v9i1.18516

Abstract

This study aims to analyze the mathematical literacy ability of SMK students in solving the minimum competency assessment (AKM) problem in the opportunity material in terms of mathematical cognitive ability. The subjects in this study were students of class XI MM 2 SMKN 1 Wonoasri with high, medium and low mathematical cognitive abilities of 1 subject each. This type of research is qualitative research. Data collection techniques based on the results of cognitive tests, AKM and interviews. Data validity techniques with engineering triangulation. Data analysis is carried out by reducing, presenting and verifying data and drawing conclusions. The conclusion of the study is that the cognitive subjects of high mathematics at level 1 write down information in detail, level 2 uses coding and solves problems by dividing them, level 3 solves problems by simplification and multiplication. The cognitive subject of mathematics is at level 1 writing down information briefly, level 2 uses coding and solves problems by simplification, level 3 solves problems by simplification and division. The cognitive subject of low mathematics at level 1 writes down the information briefly, level 2 problem solving performed has not been completed, level 3 problem solving is not in accordance with the command.
The discovery learning model to improve students' mathematical connection ability in exponential material Khoiriyah, Binti; Lusiana, Restu; Utami, Sri Wahyu
Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika Vol 11 No 1 (2025): Jurnal Math Educator Nusantara
Publisher : Program Studi Pendidikan Matematika, Universitas Nusantara PGRI Kediri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29407/jmen.v11i1.23998

Abstract

Connection ability is one of the mathematical skills standards that students must possess. Mathematical connection ability is the capability to relate mathematics to other fields of study as well as to mathematics itself. In the mathematics instruction for Class X MP 2, based on the results of an initial assessment, it was found that only 20% of students had a sufficiently good connection ability, while the remaining 80% lacked this skill. This study aims to examine the effectiveness of using the discovery learning model to improve the mathematical connection ability of Class X students at SMK Negeri 5 Madiun in exponent material. The study uses a Classroom Action Research (CAR) method, conducted over two cycles. The subjects of the study were 31 students from Class X MP 2 at SMK Negeri 5 Madiun. The study was conducted through several stages in each cycle, namely planning, action, observation, and reflection. The results of this study showed an increase in students' mathematical connection abilities through the application of the discovery learning model. Learning using the discovery learning model in mathematics for Class X MP 2 at SMK Negeri 5 Madiun can enhance students' mathematical connection abilities from 46.67% in the pre-cycle, 68.33% in Cycle I, to 78.3% in Cycle II.