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Implementasi Teams Games Tournaments dan Number Head Together ditinjau dari Kemampuan Penalaran Matematis Rahmawati, Nurina Kurniasari
Al-Jabar: Jurnal Pendidikan Matematika Vol 8 No 2 (2017): Al-Jabar: Jurnal Pendidikan Matematika
Publisher : Universitas Islam Raden Intan Lampung, INDONESIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ajpm.v8i2.1585

Abstract

The purpose of this study was to determine the effect of Teams Games Tournaments (TGT) and Numbered Head Together (NHT) learning models on mathematics achievement that reviewed students' mathematical reasoning abilities. The research method applied is experimental research. The type of research used is quasi experiment research. The research design used a 3 × 3 factorial design. The research sample was taken using cluster random sampling technique. Data collection used is using two types, namely documentation and tests. The instrument used for data collection consists of tests of mathematical reasoning abilities and tests measuring the ability of students' learning achievement. The test of mathematical reasoning ability is in the form of multiple choice test questions, while learning achievement tests are in the form of objective test questions that contain the sequence and series material according to the indicators measured. Hypothesis testing used is a parametric test with data analysis techniques using the Anova test. The results of the prerequisite test were carried out based on the normality test which can be known by using the Liliefors test and the homogeneity test can be known by using the Barlett test. two paths with cells are not the same. The results of this research review, namely there is the effect of TGT and NHT learning models on students' mathematical reasoning abilities; Mathematical achievement with the TGT model is better than mathematics achievement with NHT learning models and Conventional learning; and students with high mathematical reasoning abilities have better learning achievement compared to moderate and low mathematical reasoning abilities.
The Differences of the Student Learning Outcome Using Realistic Mathematics Learning Approaches (PMR) And Contextual Learning Approaches (CTL) on the Sets Material Rahmawati, Nurina Kurniasari; Amah, Amah
Al-Jabar: Jurnal Pendidikan Matematika Vol 9 No 1 (2018): Al-Jabar: Jurnal Pendidikan Matematika
Publisher : Universitas Islam Raden Intan Lampung, INDONESIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ajpm.v9i1.2243

Abstract

This research aims to determine differences in learning outcomes of students who use Realistic Mathematics Learning (PMR) and Contextual Approach (CTL) approaches on the set Material. This research method is quasi experiment with posttest only control design. The sampling technique was used cluster random sampling with 2 experimental classes These are experimental class 1 (the class was treated with the Realistic Mathematics Education (PMR) approach and experimental class 2 (the class was treated with the Contextual Learning (CTL) approach The hypothesis test is used the t-test. The results of the research is found that there were differences between the student learning outcome in the set material using Realistic Mathematics Learning (PMR) approach and the student learning outcome in the set material using the Contextual Learning approach (CTL). Because the student learning outcome in the set material using Realistic Mathematics Learning (PMR) approach better than the student learning outcome in the set material using the Contextual Learning approach (CTL).
The Application of the Accelerated Learning Cycle, Brain-based Learning Model, and Direct Instruction Model toward Mathematical Reasoning in Terms of Mathematical Communication Kusuma, Arie Purwa; Rahmawati, Nurina Kurniasari; Ramadoni, Ramadoni
Al-Jabar: Jurnal Pendidikan Matematika Vol 11 No 1 (2020): Al-Jabar: Jurnal Pendidikan Matematika
Publisher : Universitas Islam Raden Intan Lampung, INDONESIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ajpm.v11i1.6185

Abstract

The students' mathematical reasoning and mathematical communication abilities are influenced by several factors such as the use of learning models used by teachers in learning. The use of appropriate learning models can increase students' mathematical communication abilities and reasoning. This study aims to determine the effect of the Accelerated Learning Cycle, Brain-based learning model and Direct Instruction learning models on students' mathematical reasoning abilities seen from their communication abilities. This is a quasi-experimental research. The data were analyzed using analysis of variance with unequal cells. This study concludes that, first, Accelerated Learning Cycle provides better mathematical reasoning abilities than the Brain-based learning model and the Direct Instruction learning model and Brain-based learning model provide better mathematical reasoning abilities than the Direct Instruction learning model. Second, students who have high mathematical communication abilities have better mathematical reasoning than students with moderate or low mathematical communication abilities, students who have medium communication abilities have better mathematical reasoning than students with low mathematical communication abilities 
Students' critical thinking ability on application questions systems of linear equations through learning models project based learning Rahmawati, Nurina Kurniasari; Kusuma, Arie Purwa; Sari, Wiwin Rita; Ramadoni, Ramadoni
Al-Jabar: Jurnal Pendidikan Matematika Vol 16 No 1 (2025): Al-Jabar: Jurnal Pendidikan Matematika
Publisher : Universitas Islam Raden Intan Lampung, INDONESIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ajpm.v16i1.26360

Abstract

Purpose: This study investigates the impact of application-based problems in systems of linear equations through the Project-Based Learning (PjBL) model on students’ critical thinking abilities. Critical thinking is a vital 21st-century skill, yet Indonesian students often demonstrate low proficiency in this area, particularly in mathematical contexts such as linear algebra. Method: A mixed-methods design was employed, combining qualitative and quantitative approaches. The participants were 28 students from STKIP Kusuma Negara, selected using purposive sampling. Data were collected through pre-tests and post-tests involving application problems, including chemical reaction equations and polynomial interpolation. Additionally, six students were selected for in-depth qualitative analysis based on their initial critical thinking levels. The data were analyzed using descriptive methods and N-gain calculations. Findings: Findings showed a significant improvement in students’ critical thinking skills after the intervention. The post-test average score increased to 81.93 with an N-gain score of 0.61, categorized as moderate. High-achieving students met all critical thinking indicators, while those with moderate or low abilities showed partial improvement. The use of structured learning worksheets (LKM) and real-world mathematical tasks within the PjBL framework effectively facilitated students’ ability to interpret, analyze, evaluate, and draw conclusions. Significance: This study demonstrates the potential of the PjBL model in fostering critical thinking, especially when combined with contextualized algebra problems. These findings offer practical implications for mathematics instruction, particularly in preparing future educators to promote analytical and reflective learning practices.
Optimizing the Use of Digital-Based Learning Media Against Numerical Literacy Kusuma, Arie Purwa; Rahmawati, Nurina Kurniasari; Hamdani, Haris
Smart Society Vol 2, No 2 (2022): December 2022
Publisher : FOUNDAE (Foundation of Advanced Education)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58524/smartsociety.v2i2.162

Abstract

The COVID-19 pandemic has necessitated a shift from offline to online learning systems, requiring all sectors of education to adapt swiftly to these changes. However, the transition to online learning has presented challenges, particularly in maintaining student engagement, comprehension, and numeracy literacy skills. Field data reveals that many teachers have not fully optimized the use of digital-based learning media to enhance numeracy literacy among students. Recognizing this gap, STKIP Kusuma Negara, in collaboration with the PKM Team, conducted a community service initiative at SD Negeri Srijaya 04 Bekasi. The primary objective of this initiative was to assist teachers in optimizing the use of digital technology in their teaching practices to improve students' numeracy literacy. The PKM program was implemented through a series of activities including socialization, introduction to digital tools, training sessions, and practical applications of numeracy literacy. The results of this initiative indicate an improvement in teachers' ability to integrate digital media into their teaching, leading to enhanced numeracy literacy skills among students through effective technology adaptation