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Nur Hidayati Laili
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PROFIL KOMUNIKASI MATEMATIKA TERTULIS DALAM PEMECAHAN MASALAH MATEMATIKA DI SMP DITINJAU DARI KEMAMPUAN MATEMATIKA Arezqi Tunggal Asmana; Nur Hidayati Laili; Aan Andri Ardiyansah
INSPIRAMATIKA Vol 4 No 1 (2018): Inspiramatika, June 2018
Publisher : Program Studi Pendidikan Matematika FKIP Universitas Islam Darul Ulum

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (633.614 KB) | DOI: 10.52166/inspiramatika.v4i1.524

Abstract

This research aims to describe the profile of written mathematics communication in the mathematics problems solving of SMP in terms of the mathematics ability. This research is a qualitative research because the main data about the accuracy, completeness, and fluency of written mathematics communication in the form of written words. Subjects consisted of one student with high, medium, and low mathematics ability. The results of research indicate that the accuracy of written mathematics communication of students with high and medium mathematics ability is equally accurate for any information submitted. The accuracy of written mathematics communication of students with low mathematics ability is accurate to write the things that are known and asked and use rule. The completeness of written mathematics communication of students with high mathematics ability is complete for any information submitted. The completeness of written mathematics communication of students with medium mathematics ability is complete for information submitted except calculation. The completeness of written mathematics communication of students with low mathematics ability is complete for information submitted except for drawing/sketching and performing calculations. The fluency of written mathematics communication students with high and medium mathematics ability is equally fluent. The fluency of written mathematics communication students with low mathematics ability is not fluent.
ANALISIS KESALAHAN BUKU MATEMATIKA MATERI PERSAMAAN GARIS LURUS KELAS VIII SMP SERTA ALTERNATIF PENYELESAIANNYA Abdur Rohim; Nur Hidayati Laili; Genduk Rohmawati
INSPIRAMATIKA Vol 7 No 1 (2021): Inspiramatika, June 2021
Publisher : Program Studi Pendidikan Matematika FKIP Universitas Islam Darul Ulum

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52166/inspiramatika.v7i1.2456

Abstract

The purpose of this study is to analyze book errors in the material of Linear Equations and provide alternative solutions. The results of this study can be used as consideration in improving the book. This type of research is descriptive analytical research that describes a problem and the results are analyzed to find conclusions. The results showed that there were still some errors in the Junior High School Mathematics book for Linear Equations. These errors are spelling and writing errors, computational errors, problem errors and conceptual errors. The error is then given an alternative solution for further book development.
ANALISIS KEMAMPUAN BERPIKIR KRITIS SISWA DALAM MEMECAHKAN SOAL OPEN ENDED BERDASARKAN TAHAP BERPIKIR VAN HIELE Nur Hidayati Laili; Khafidhoh Nurul Aini; Erik Dwi Utami
INSPIRAMATIKA Vol 6 No 1 (2020): Inspiramatika, June 2020
Publisher : Program Studi Pendidikan Matematika FKIP Universitas Islam Darul Ulum

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

This study aims to find out how students' critical thinking skills in solving Open Ended problems based on Van Hiele's thinking stage. This research is a descriptive qualitative study. The subjects of this study were 6 students of VII-E grade at SMP Negeri 5 Lamongan in the 2019/2020 academic year. The determination of the subject was based on the results of the VHGT (Van Hiele Geometry Test) test. The instrument that was given to the research subjects consisted of a description test consisting of 2 questions. The data used are test results and the results of interview interviews. Based on the analysis of the data that has been done, the results of this study indicate that: (1) the ability of students to think critically with visualization thinking (stage 0) has TKBK 2 or sufficiently critical, which means students are able to meet 2 indicators of critical thinking skills, namely clarification and assessment. (2) the ability of students to think critically with the stage of analytical thinking (stage 1) has a TKBK of 3 or critical, which means students are able to meet 3 indicators of critical thinking skills, namely clarification, assessment and inference. (3) the ability of students to think critically with the stage of informal deduction thinking (stage 2) has TKBK 4 or very critical, which means students are able to meet all the indicators of critical thinking skills namely clarification, assessment, inference and strategy.
ANALISIS KEMAMPUAN BERPIKIR KRITIS SISWA DALAM MEMECAHKAN SOAL OPEN ENDED BERDASARKAN TAHAP BERPIKIR VAN HIELE Khafidhoh Nurul Aini; Nur Hidayati Laili; Erik Dwi Utami
INSPIRAMATIKA Vol 6 No 1 (2020): Inspiramatika: Jurnal Inovasi Pendidikan dan Pembelajaran Matematika, June 2020
Publisher : Program Studi Pendidikan Matematika FKIP Universitas Islam Darul Ulum

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

This study aims to find out how students' critical thinking skills in solving Open Ended problems based on Van Hiele's thinking stage. This research is a descriptive qualitative study. The subjects of this study were 6 students of VII-E grade at SMP Negeri 5 Lamongan in the 2019/2020 academic year. The determination of the subject was based on the results of the VHGT (Van Hiele Geometry Test) test. The instrument that was given to the research subjects consisted of a description test consisting of 2 questions. The data used are test results and the results of interview interviews. Based on the analysis of the data that has been done, the results of this study indicate that: (1) the ability of students to think critically with visualization thinking (stage 0) has TKBK 2 or sufficiently critical, which means students are able to meet 2 indicators of critical thinking skills, namely clarification and assessment. (2) the ability of students to think critically with the stage of analytical thinking (stage 1) has a TKBK of 3 or critical, which means students are able to meet 3 indicators of critical thinking skills, namely clarification, assessment and inference. (3) the ability of students to think critically with the stage of informal deduction thinking (stage 2) has TKBK 4 or very critical, which means students are able to meet all the indicators of critical thinking skills namely clarification, assessment, inference and strategy.