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Nofriyandi Nofriyandi
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Education Mathematics Other

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STUDENTS' CREATIVE THINKING ABILITY PROFILE IN MATHEMATICS LESSONS OF RIAU PROVINCE Fadilla, Jihan; Ainirohmah, Nailu; Marwaziah, Nirmala; Hafizah, Nur; Hayu, Sri Rah; Andrian, Dedek; Nofriyandi Nofriyandi; Mefa Indriati
Mathematics Research and Education Journal Vol. 8 No. 1 (2024): PDF is in the process of uploading
Publisher : UIR PRESS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/mrej.2024.vol8(1).16823

Abstract

This study aims to describe students' creative thinking skills in mathematics. The type of research used in this research is descriptive research. The population in this study were junior high school level students in Bengkalis Regency, Riau while the sample was 59 students in the Bathin Solapan District and 50 students from the Bandar Laksamana sub-district. The sampling technique in this study was simple random sampling. The data collection technique in this study was a survey using a questionnaire instrument. Before the instrument is used, the instrument in the form of a questionnaire is validated in terms of content and construct. In terms of content, validity analysis uses the Aiken formula and CFA First Order, while construct validity uses CFA Second Order. Data analysis in this study used descriptive statistics. The results obtained from the analysis of students' creative thinking abilities in mathematics at the junior high school level show that the indicators of Elaboration, Flexibility, Originality, and Fluency in students' creative thinking abilities, obtain a good category percentage of 22.02% and a bad category of 77.98% .
ANALYSIS OF STUDENTS' ERRORS IN SOLVING STORY PROBLEMS ON RELATIONAL MATERIAL BASED ON POLYA STAGES Siti Nurhalimah; Nofriyandi Nofriyandi; Dedek Andrian; Astri Wahyuni
Mathematics Research and Education Journal Vol. 9 No. 2 (2025): October
Publisher : UIR PRESS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25299/mrej.2025.vol9(2).22719

Abstract

Abstract: This study aims to analyze errors using Polya's stages carried out by female students in solving story problems on the topic of relations. This study is a Qualitative study with a descriptive approach. The subjects of the study were 30 students of class VIII of SMP AL-FARUQI. The data collection technique used written tests and interviews. The data analysis technique was carried out through several stages, namely reducing data, presenting data and drawing conclusions. The results showed that the percentage of errors in understanding the problem was 50% with a moderate category, errors in making plans were 47.7% with a moderate category, errors in implementing plans were 63.3% with a high category, and errors in rechecking were 26.7% with a low category. The most common error made by female students was the error in implementing plans of 63.3%.
Co-Authors Ainirohmah, Nailu Andrian, Dedek Astri wahyuni Fadilla, Jihan Hayu, Sri Rah Marwaziah, Nirmala Mefa Indriati nur hafizah Siti Nurhalimah