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ANALISIS KESALAHAN SISWA PADA MATERI KUBUS & BALOK Rokan, Najwah; Putri, Jihan Hidayah
OMEGA: Jurnal Keilmuan Pendidikan Matematika Vol. 2 No. 3 (2023): OMEGA
Publisher : Program Studi Pendidikan Matematika, Fakultas Keguruan Dan Ilmu Pendidikan, Universitas Alwashliyah Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/jkpm.v2i3.365

Abstract

Researchers conducted research that aims to find out the problems faced by students when learning mathematics, which are the factors that cause errors in solving math problems. This error factor must be known so that it is easier to get solutions and parts that need to be emphasized during learning. This research is a qualitative descriptive study to analyze and describe the types of mistakes students make when working on cube and block math questions. The subjects of this study were 30 students of SMP Al Washliyah 8 Medan in class VIII-A. The written test is a data collection technique. The results of the student error analysis obtained: 1) 66.67% conceptual errors with a "high" error standard; 2) 33.34 % of procedural errors with a "very low" error standard; This leads to the conclusion that students' understanding of the cube and block material is low, and the teacher must pay attention to knowledge, emphasizing the important parts that students use. Based on the results of interviews with teachers in the field of study that "student mathematics here is in the low class, because almost 75% of students here do not like mathematics, they think mathematics is a difficult lesson to understand" I asked: "What causes students here to dislike mathematics thuk?” the teacher answered: "The reason students don't like math is when I explain math with formulas, at first they understand, but after I give questions or exercises with the formula but it's just a different location, students are immediately confused about doing it, students here understand formulas but can't apply them. the formula".
PENGARUH MODEL PEMBELAJARAN MATEMATIKA REALISTIK (PMR) TERHADAP KEMAMPUAN PENALARAN MATEMATIS SISWA KELAS X Lubis, Ulfa Annisa; Maharani, Israq; Rokan, Najwah
Pedagogi: Jurnal Ilmiah Pendidikan Vol 10 No 1 (2024): PEDAGOGI
Publisher : FKIP Universitas Al Washliyah Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/pedagogi.v10i1.658

Abstract

Kemampuan penalaran siswa di Indonesia masih tergolong rendah, berdasarkan laporan hasil study TIMSS (Trends International Mathematics and Science Study) pada tahun 2007 yang dilakukan di 59 negara termasuk Indonesia, menunjukkan bahwa kemampuan penalaran siswa di Indonesia mendapat skor 405 dari 500 skor rata-rata TIMSS. Untuk itu maka diperlukan penerapan model Pembelajaran Matematika Realistik (PMR). Tujuan penelitian ini adalah untuk mengetahui pengaruh penerapan model Pembelajaran Matematika Realistik (PMR) terhadap kemampuan penalaran matematis siswa kelas X-A MAS Al-Washliyah Gedung Johor Medan. Penelitian ini merupakan penelitian eksperimen dengan bentuk one group pretest-posttest design, yang dilakukan di sekolah MAS Al-Washliyah Gedung Johor Medan. Dengan sampel yaitu kelas X-A MAS Al-Washliyah Gedung Johor Medan, dengan anggota sampel yaitu 32 siswa dengan menggunakan tes tertulis. Teknik analisis data menggunakan uji normalitas dan uji-t (Paired Sampel T-Test) dengan bantuan SPSS 22. Hasil analisis data diperoleh kesimpulan terdapat pengaruh penerapan model Pembelajaran Matematika Realistik (PMR) terhadap kemampuan penalaran matematis siswa kelas X MAS Al-Washliyah Gedung Johor Medan. Kata kunci: Model Pembelajaran Matematika Realistik (PMR), Kemampuan Penalaran Matematis
Pengaruh Model Pembelajaran Discovery Berbantuan Aplikasi Photomath Terhadap Self Efficacy Matematis Siswa MA Rokan, Najwah; Maharani, Israq; Lubis, Ulfa Annisa
FARABI: Jurnal Matematika dan Pendidikan Matematika Vol 8 No 1 (2025): FARABI
Publisher : Program Studi Pendidikan Matematika FKIP UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/farabi.v8i1.867

Abstract

This study aims to find out whether there is an influence of the Discovery learning model assisted by the Photomath application on the Self Efficacy of Mathematics for students in class X MA. The research was conducted at MAS Al-Washliyah Johor Gedung Medan, carried out in class X in the even semester of the 2023/2024 school year using a quasi-experimental method with a pretest-posttest non-equivalent control group design. The population in this study is class X which totals 76 students. The sample in this study was taken by Simple Random Sampling. Where class X-A with a total of 38 students is an experimental class and class X-B with a total of 38 students is a control class. Data collection techniques use questionnaires (before and after). Data analysis techniques are normality test, homogeneity test and Independent Sample t-Test. Based on the research results, it can be concluded that there is an influence of the Discovery learning model assisted by the Photomath application on the Mathematical Self Efficacy of class p<0.05 then is accepted and  is rejected. And based on the calculation results with df = 76 – 2 and a significance level of 0.025, it is found that ±  is 1.995 and  is 6.313. Because  >, which is 6.313 > 1.995, then  is accepted and  is rejected. This can also be seen and proven from the average Self Efficacy questionnaire results of students who used the Discovery learning model assisted by the Photomath application, namely 77,08 (before) and 90,08 (after) while students who used Scientific learning assisted by the Photomath application were 78,39 (before) and 79,63 (after) students who used the Photomath-assisted Discovery learning model had a higher average score of the questionnaire data after treatment than students who used Photomath-assisted Scientific learning.
PENERAPAN PERMAINAN PUZZLE DALAM MENINGKATKAN KEMAMPUAN MOTORIC ANAK USIA PRASEKOLAH PADA MATEMATIKA Rizqi, Nur Rahmi; Simamora, Yumira; Rokan, Najwah; Saragih, Risna Mira; Matondang, Khoiruddin
JALIYE: Jurnal Abdimas, Loyalitas, dan Edukasi Vol. 2 No. 2 (2023): JALIYE: Jurnal Abdimas, Loyalitas, dan Edukasi
Publisher : Fakultas Keguruan dan Ilmu Pendidikan UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/jaliye.v2i2.646

Abstract

Tujuan dari pengabdian ini adalah untuk mengetahui dan menilai penggunaan permainan puzzle sebagai teknik pengajaran untuk meningkatkan kemampuan motorik anak prasekolah dalam kaitannya dengan pembelajaran matematika.Sebagai bagian dari teknik pengabdian ini, anak-anak prasekolah berpartisipasi aktif dalam sesi permainan puzzle yang dirancang untuk meningkatkan perkembangan motorik halus dan kasar. Puzzle tersebut dipilih berdasarkan tingkat kerumitan yang paling sesuai dengan kebutuhan perkembangan balita. Sepanjang pengabdian, informasi diperoleh melalui observasi partisipan, wawancara, dan perekaman video terhadap anak-anak yang sedang bermain. Dalam pengabdian ini menunjukkan bahwa penggunaan permainan puzzle meningkatkan kemampuan motorik anak-anak prasekolah secara signifikan. Selain itu, penggunaan media pembelajaran puzzle juga meningkatkan pemahaman konsep matematika seperti pengenalan bentuk, bilangan, dan pola.