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PENGEMBANGAN E-MODUL BERBASIS MODEL PEMBELAJARAN CREATIVE PROBLEM SOLVING (CPS) PADA MATERI SPLDV TERHADAP KEMAMPUAN PEMECAHAN MASALAH Miskatul Lathifah; Yudi Yunika Putra; Iis Juniati Lathiifah
Jurnal Karya Pendidikan Matematika Vol 11, No 1 (2024): Jurnal Karya Pendidikan Matematika Volume 11 Nomor 1 Tahun 2024
Publisher : Universitas Muhammadiyah Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26714/jkpm.11.1.2024.101-115

Abstract

This research aims to produce the characteristics of e-modules based on the creative problem solving (CPS) learning model on SPLDV material on valid, practical problem solving abilities, as well as to determine the potential effects of using e-modules based on the creative problem solving (CPS) learning model on the material. SPLDV on problem solving abilities. This type of research is the Research and Development (R&D) method using the ADDIE (Analyze, Design, Development, Implementation, Evaluation) development model. The subjects of this research involved students in class VIII of one of the state junior high schools in Airgegas for one to one trials, totaling 3 students in class VIII4, small group trials, totaling 9 students in class VIII4, field trials, totaling 21 participants. class VIII4 students, and a pilot test consisting of 30 class VIII2 students. Data collection techniques were carried out by means of interviews, questionnaires and tests (pretest and posttest). The data analysis techniques used are qualitative descriptive and quantitative descriptive. This research produces characteristics of an e-module based on a creative problem solving (CPS) learning model that is valid and practical, and has a potential effect on students' problem solving abilities.
Respon Siswa dalam Menyelesaikan Soal Literasi Matematika pada Konteks Bangka Belitung Rajab Vebrian; Yudi Yunika Putra; Sari Saraswati
Jurnal Inovasi Matematika Vol. 4 No. 1 (2022): Inovasi Matematika
Publisher : Pendidikan Matematika Universitas Muhammadiyah Bangka Belitung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (625.583 KB) | DOI: 10.35438/inomatika.v4i1.302

Abstract

Mathematical literacy has an important role in helping students understand the use of mathematics in everyday life. The purpose of this study was to determine student responses in solving mathematical literacy problems. Student responses are answers to questions related to attitudes and feelings after completing mathematical literacy questions. This study used descriptive qualitative method. Data collection techniques in the form of questionnaires and interviews. The research subjects were 22 students of class X. This research instrument used a questionnaire sheet and an interview sheet. Interviews were conducted on 3 subjects who have high, medium, and low abilities. Questionnaire and interview data were analyzed qualitatively. The results showed that the average student response after being given a mathematical literacy question reached 55% with a good category. Students feel interested and enthusiastic about working on literacy questions, math literacy questions are different from the questions that are usually done in class, want literacy questions to be applied in everyday learning, even though students are not yet able and accustomed to working on mathematical literacy questions.
Exploring students' mathematical reasoning in solving geometry start-unknown problems Devi Rahayu Agustin; Yudi Yunika Putra; Dwi Aldi Hidayatulloh
International Journal on Emerging Mathematics Education IJEME, Vol. 10 No. 1, March 2026
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/ijeme.v10i1.31256

Abstract

Mathematical reasoning is an essential cognitive skill that supports students' ability to solve complex problems. This study aims to explore the mathematical reasoning of junior high school students in solving start-unknown problems in the context of geometry. A qualitative case study approach was used, with two students selected as subjects from 62 respondents based on purposive sampling techniques. Data collection was conducted through mathematical reasoning tests and semi-structured interviews. Data were analyzed using the Miles and Huberman model, while validity was tested through source triangulation. The results showed that subjects in the prima category were able to meet all reasoning indicators comprehensively, supported by good conceptual understanding and metacognitive reflection. Conversely, subjects in the prima-partial category tended to solve problems procedurally without a deep understanding of geometric representations. These findings emphasize the importance of applying backward reasoning strategies and multiple-answer approaches in geometry learning to develop higher-level mathematical reasoning. The implications of this study point to the design of more adaptive learning and encourage the need for longitudinal studies to observe students' reasoning development continuously.