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All Journal Journal on Education JPMI (Jurnal Pembelajaran Matematika Inovatif)
Wina Nur Alifah Suherman
IKIP Siliwangi
Education Mathematics

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ANALISIS KESALAHAN SISWA KELAS IX SMP DALAM MENYELESAIKAN SOAL PADA MATERI LINGKARAN Wina Nur Alifah Suherman; Nelly Fitriani; Gida Kadarisma
JPMI (Jurnal Pembelajaran Matematika Inovatif) Vol 4, No 1 (2021): JPMI
Publisher : IKIP Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/jpmi.v4i1.p%p

Abstract

This research aims to analyze in order to find out the mistakes of Asyifa 44 Junior High School students in solving problems on circle material. Has a qualitative descriptive method. The data taken in the study were the results of the answers of 20 junior high school students in class IX of SMP. The instrument used includes a test instrument in the form of circular material questions as many as 6 items. Processing in this study using triangulation. Some of the mistakes made by students when solving circle material problems include: (1) mistakes in distinguishing several elements of the circle, (2) completing half of the answers, (3) not using long units, (4) unable to prove the relationship between the perimeter angle with the center angle, (5) have not been able to find a number pattern, (6) are wrong in comparing images, (7) cannot conclude a solution. Problems with the largest percentage were number 1 at 90%, and questions with the lowest percentage were number 3 at 20%.
Analisis Minat Belajar Siswa Smp Terpadu Cokroaminoto dengan Menggunakan Media ICT Berbasis VBA Excel Pada Materi KPK DAN FPB Wina Nur Alifah Suherman; Susan Amelia; Siti Chotimah
Journal on Education Vol 2 No 1 (2019): Journal On Education, Volume 2 Nomor 1, 2019
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (124.337 KB) | DOI: 10.31004/joe.v2i1.299

Abstract

This research has a purpose to analyze student interest in learning with the media ICT based VBA excel on theory KPK and FPB which is conducted method using method descriptive qualitative This research was conducted at Cokoaminoto Integrated Middle School in West Bandung Regency with a population of 20 students of class VII. The research instruments provided were Questionnaire interest in learning consists of 20 questions with 5 indicators related to ICT media -based Excel VBA and provided 4 student answer choices namely strongly agree (SS), agree (S), disagree (TS) and strongly disagree (STS. Based on the results of the analysis of the data obtained. namely, with indicators of feeling happy reaching 74.1%, indicators of student interest reaching 74.5%, indicators of student involvement reaching 72.8%, indicators of diligence in learning reaching 66.7%, indicators of perseverance and discipline reaching 73.7%. Then it can be concluded that by using ICT medi a -based Excel VBA can influence student learning interest in ongoing learning.
Co-Authors Fitriani, Nelly Gida Kadarisma Siti Chotimah Susan Amelia