Rika Mulyati Mustika Sari
Prodi Pendidikan Matematika, FKIP, Universitas Singaperbangsa Karawang

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ANALISIS KESALAHAN SISWA DAN STRATEGI DALAM MEMAHAMI KEKONGRUENAN PADA PEMBELAJARAN GEOMETRI SISWA SEKOLAH MENENGAH: SYSTEMATIC LITERATURE REVIEW Tarizka Ozzi Pratiwi; Rika Mulyati Mustika Sari
JP2M (Jurnal Pendidikan dan Pembelajaran Matematika) Vol 11, No 1 (2025)
Publisher : Universitas Bhinneka PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29100/jp2m.v11i1.7026

Abstract

This study aims to explain how students' errors in understanding the concept of congruence and suitable strategies in solving these problems, one of which is by applying ethnomathematics. Data was collected using existing sources such as journals, books, and other researches to produce scientific information. The results showed several student errors in congruence including a lack of understanding of the congruence theorem, difficulty in processing mathematical images and symbols, and errors in the proof steps. Some research from the review shows that ethnomathematics can help students by providing learning experiences that are not only useful but also build connections between abstract concepts and cultural realities.
PENGARUH PENERAPAN PROBLEM-BASED LEARNING TERHADAP KEMAMPUAN SISWA DALAM MEMECAHKAN MASALAH MATEMATIS: STUDI META ANALISIS Siti Barkah; Rafiq Zulkarnaen; Rika Mulyati Mustika Sari
JP2M (Jurnal Pendidikan dan Pembelajaran Matematika) Vol 12, No 1 (2026)
Publisher : Universitas Bhinneka PGRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29100/jp2m.v12i1.8922

Abstract

The purpose of this study is to re-examine the impact of Problem Based Learning on students' mathematical problem-solving abilities with the help of Publish or Perish on the Google Scholar search engine for the last 10 years indexed by Sinta. This study uses meta-analysis in the form of descriptive qualitative analysis, which involves examining or evaluating research findings from published articles, with 25 national articles as samples. The filtered data were obtained from studies covering the number of experimental groups, the number of control groups, and t-tests. The summary effect size was then determined through meta-analysis of the data using the effect size value and standard error. Mathematical problem-solving ability is significantly influenced by the Problem-Based Learning model, according to the results of data analysis conducted using JASP software, with a value of 1.26 and an estimate of 1.257, which can be classified as very high. Thus, it can be concluded that the Problem-Based Learning model has a significant impact on students' ability to solve problem solving.