Sehatta Saragih
Prodi Pendidikan Matematika, Fakultas Keguruan Ilmu Pendidikan, Universitas Riau, Pekan Baru, Riau, Indonesia

Published : 59 Documents
Articles

PENERAPAN STRATEGI THINK TALK WRITE (TTW) DALAM PEMBELAJARAN KOOPERATIF TIPE STAD UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA KELAS VIID SMP NEGERI 18 PEKANBARU ', Asmarita; Saragih, Sehatta; ', Zuhri D
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 4, No 2 (2017): Wisuda Oktober 2017
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan

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Abstract: This research was based on the student achievement in learning mathematics especially grade VIID SMP Negeri 18 Pekanbaru still get poor result. This fact indicated by the result of the test only 40,54% on the test about Set. This research is a class action reaserch. This research aims to improve the learning process and improve learning result in mathematics in grade VIID SMP Negeri 18 Pekanbaru by implementation of think talk write strategi of the learning model cooperative type of student team achievement division (STAD). The subject of this research were the students in the class VIID SMP Negeri 18 Pekanbaru at the second semester of academic year 2016/2017. The instruments of data collection were observation sheets that used to observe teacher and students activities during the learning process and students mathematic tests. The observation sheets were analyzed in descriptive narative, while the students mathematic tests were analyzed in statistic descriptive. The descriptive showed an improvement of learning process prior to the action on the first and second cycles. The result of data analysis show an increasing number of student learning mathematic from the basic score is 40,54% to 54,05% on the first test and 62,16% on second test. Based on the result of data analysis could be concluded that the impelemtation of think talk write strategy in cooperative learning type of STAD approach can improve mathematic learning process and learning outcomes in grade VIID SMP Negeri 18 Pekanbaru in the second semester of academic year 2016/2017.Key Word : Students Math Achievement, Think Talk Write Strategi, Cooperative Learning Type of STAD.
PENGARUH PENERAPAN MODEL PROBLEM BASED LEARNING TERHADAP HASIL BELAJAR MATEMATIKA SISWA KELAS X SMK MUHAMMADIYAH 2 PEKANBARU Nurjannah, Ike; Saragih, Sehatta; ', Syofni
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 4, No 1 (2017): Wisuda Februari 2017
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Abstrack: The background of this study is students low in mathematical of  X grade at SMK Muhammadiyah 2 Pekanbaru and never doing to implementation problem based learning model. This research conducted in second semester of academic years 2016/2017. The aimed of study is to find out whether there is significant effect of using ?problem based learning model? toward students mathematical of X grade at SMK Muhammadiyah 2 Pekanbaru. The study employed the pre-experimental research focus on static group comparison study design. The sampling of technique was purposive. There were two sampling in this study; the experimental class was using ?problem based learning model? and the control class with conventional learning. In collecting data used daily test as pre-test and test scores as post-test whether to see how the students ability in before and after giving a treatment. The finding of this research showed experimental class better than control class. So, it can be concluded  there was significant effect of using problem based learning model toward student?s mathematical of X grade at SMK Muhammadiyah 2 Pekanbaru.
PENGEMBANGAN PERANGKAT PEMBELAJARAN MATEMATIKA BERBASIS KURIKULUM 2013 MELALUI PENDEKATAN PEMBELAJARAN MATEMATIKA REALISTIK (PMR) PADA MATERI KUBUS BALOK SMP/MTS Rahayu, Zuli; ', Kartini; Saragih, Sehatta
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 4, No 1 (2017): Wisuda Februari 2017
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Abstract: The background of this study is the restrict of mathematics learning instruments as supporting learning referring to  Curriculum 2013 and weak ability of teachers to develop the mathematics learning instruments corresponding with curriculum 2013. This study aimed to develop mathematics learning instruments based curriculum 2013 with approach mathematics learning Realistic Mathematics Education (RME) on the material cubes and blocks for students of class VIII SMP/MTs. Learning instruments in this study are lesson plan, and the Student Activity Sheet. This study method used is 4D model by Thiagarajan, Dorothy S. Semmel, and Melvyn I. Semmel that consist of define, design, development, and disseminate, but the study was limited only to development step. Based on the results of data analysis can be concluded that the study of mathematics is very valid to the average ratings for the lesson plan is 3.71 and the average ratings for the student activity sheet is 3.69. This student worksheet has also reached the practical qualification with mean percentage of student responses 97% in the small group trial and 97% in the large group trial. 
APPLICATION OF GENERATIVE LEARNING IN COORPERATIVE SETTINGS TPS TYPE ON LEARNING AREAS AND SPACE ANALITIC GEOMETER Saragih, Sehatta
PARADIKMA JURNAL PENDIDIKAN MATEMATIKA Vol 6, No 1 (2013): PARADIKMA JURNAL PENDIDIKAN MATEMATIKA
Publisher : PARADIKMA JURNAL PENDIDIKAN MATEMATIKA

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Masalah penelitian ini ini berlangsung dari bidang kenyataan bahwa umumnya siswa pada akhir suatu daerah dan ruang masalah geometri analitik yang menghafal pola atau struktur dari pemecahan tersebut , tidak melakukan dengan struktur berpikir untuk memecahkan masalah . Dampak dari cara yang siswa tidak memiliki kemampuan matematika yang nyata karena tahu melakukan matematika . Di sisi lain , kemampuan penting bagi siswa karena selain untuk mereka tetapi untuk mereka moda angkutan juga sebagai kekuatan pendidik . Upaya untuk meningkatkan kemampuan matematika , saya mencoba dengan menerapkan pembelajaran generatif pada jenis TPS dalam pengaturan koperasi . Penelitian ini merupakan penelitian tindakan kelas , dengan subjek adalah 2.011 siswa yang mengikuti daerah dan ruang kuliah geometri analitik . Objek penelitian ini adalah kemampuan berpikir logika dan pemecahan masalah . Penelitian ini termasuk dalam dua siklus , jadi untuk melihat dampak dari perbaikan pembelajaran tidak dengan membandingkan hasil dari siklus I dan siklus II . Hasil analisis data menunjukkan bahwa ditemukan peningkatan mahasiswa kemampuan berpikir logika dan pemecahan masalah setelah mengikuti pembelajaran.
PENGEMBANGAN RPP DAN LKS MATEMATIKA DENGAN MODEL PROBLEM BASED LEARNING PADA MATERI ARITMATIKA SOSIAL KELAS VII SMP/MTS Simarmata, Alfe Rio Ignatius; Saragih, Sehatta; Kartini, Kartini
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 5, No 1 (2018): WISUDA APRIL 2018
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Abstract : The background of this research is the restrict of mathematics learning device as supporting learning referring to 2013 Curriculum. This research aims to develop the lesson plan and students worksheet of mathematics based on 2013 Curriculum with application of problem based learning on the subject social arithmetic for 7th grade students of Junior High School . Lesson plans and student worksheet are developed to structured in accordance with the steps of the scientific approach that is observing, questioning, reasoning, trying, and communicating. This study method used is 4D model that consist of define, design, development, and disseminat. Becaused of time and cost, the study was only to development step. Learning device that had been developed then validated by three validators and revised based on the input from validators. The valid students worksheet then tested in two stages, the small group trial with subjects are five students of class VII SMP Negeri 1 Lubuk Batu Jaya and large group trial with subjects are 22 students of class VII A SMP Negeri 1 Lubuk Batu Jaya. Based on the data analysis and discussion can be concluded that the lesson plan and students worksheet of mathematics based on 2013 Curriculum with application of problem based learning on the subject social arithmetic are valid with an average value for the lesson plan is 3.86 and the average value for student worksheet is 3.84, and is practical to use by 7th grade students.Keywords: Validity and Practicality, Research and Development, Problem Based Learning, Social Arithmetic
UPAYA MENINGKATKAN HASIL BELAJAR MATEMATIKA MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE STAD SISWA KELAS III A SDN 008 SALO KECAMATAN SALO KABUPATEN KAMPAR TP 2011-2012 Yuliati, Dewi Sri; D, Zuhri; Saragih, Sehatta
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 1, No 1 (2014): Wisuda Februari Tahun 2014
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This research is a classroom actionresearch aims to improve and enhancethe learning outcomes math. Implementation of the research done in class IIIASDN 008 Salo Kecamatan Salo, were 22 students the first semester of 2012. Theresearch was conducted by two cycles, each cycle performed three learningsessions and one tests. Quantitative data obtained through testing for learningoutcomes and qualitativedata abaut the activities of teachers and students throughobservation sheet. Quantitative analysis of the result of the analysis showed thatthe average score of the class IIIA SDN 008 Salo Kecamatan Salo has increased.Quantitative an increase in motivation, interests, and activities of students andteachers in learning of operation of fraction number math with type cooperativelearning STAD. Based on the results of this study concluded that with theimplementation of cooperative learning model type STAD can improve studentlearning outcomes math class IIIA SDN 008 Salo Kecamatan Salo.Key word: learning outcomes, learning cooperative type STAD.
PENGEMBANGAN MEDIA PEMBELAJARAN BERBASIS KOMPUTER MODEL TUTORIAL INTERAKTIF UNTUK MATERI POKOK GARIS DAN SUDUT KELAS VII Alfajri, Hadiyanta; Roza, Yenita; Saragih, Sehatta
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 4, No 1 (2017): Wisuda Februari 2017
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Abstract : The aim of this research is to develop interactive computer-based tutorial for mathematics class VII topics of lines and angles. This research use development model by Borg and Gall modified by Sugiyono (2011). Development is done through the following steps: (1) potentials and problems; (2) data collection; (3) media design; (4) validation; (5) revision; (6) small group test; (7) revision; (8) large group test; and (9) revision. At the stage of potentials and problems, researchers created a needs analysis of the results of interviews with teachers of Mathematics. Based on the needs analysis, learning media developed for six class meetings. Learning media is validated by three experts and further revised based on the input from validators. The revised learning media was tested on a small group consist of five students of class VII. The learning media was revised and test in large group involved 21 students of class VII SMP N 1 Rengat. From the large group test results, the learning device improved. The result of data analysis and discussion shows that interactive computer-based tutorial for mathematics class VII topics of lines and angles are valid with an average value of 3.57 and is practical to use by students of class VII.
PENERAPAN MODEL PEMBELAJARAN KOOPERATIF PENDEKATAN STRUKTURAL NUMBERED HEADS TOGETHER (NHT) UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA KELAS VIII2 SMPN 9 PEKANBARU Fitria, Nurul; Saragih, Sehatta; ', Suhermi
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 3, No 2 (2016): Wisuda Oktober 2016
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan

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Abstrak: The background of this research is not optimal results VIII2 grade students' mathematics learning SMPN 9 Pekanbaru with the percentage of students who reached the KKM is 50%. Facts on the ground showed not achieving the KKM is related to the learning process that students have not been optimally engage in learning activities. In connection with this, the researchers to improve the learning process in order to improve student learning outcomes through a research. It is expected with the implementation of this study, the learning process students become better so that students are engaged in an optimal learning and increase student learning outcomes. The Subjects were students of SMPN 9 Pekanbaru VIII2 grade total of 36 students with academic ability level heterogeneous. Instruments collecting research data is observation sheet activities of teachers and students and math achievement test in the form of daily tests. The observation of the teacher and student activity was analyzed as a basis for reflection and see the improvement of the learning process is carried out. While the achievement test used to determine students' mathematics learning outcomes. Based on the analysis of research data, there is improvement of learning process where the student has begun to actively ask and motivated to engage actively in the learning process and learning outcomes of students increased mathematics obtained. KKM achievement was 50% prior to the action and increased to 52.78% in the first cycle and became 83.33% in the second cycle. Based on these results it can be concluded that the application of the structural approach to learning model Numbered Heads Together (NHT) can improve learning outcomes VIII2 grade math student of SMPN 9 Pekanbaru even semester 2015/2016.Kata kunci: Hasil Belajar Matematika, Pembelajaran Kooperatif Pendekatan Struktural Numbered Heads Together (NHT), Penelitian Tindakan Kelas.
PENGEMBANGAN PERANGKAT PEMBELAJARAN MATEMATIKA MELALUI PENDEKATAN PEMBELAJARAN MATEMATIKA REALISTIK PADA MATERI BANGUN DATAR SEGIEMPAT SMP/MTS Warni, Vivi; ', Kartini; Saragih, Sehatta
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 4, No 1 (2017): Wisuda Februari 2017
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Abstract: The background of this research is the lack of availability  mathematics learning instrument based curicullum 2013 by teachers. This research purpose is produce to mathematics learning instrument (Lesson Plan and Student Worksheet) which refers to Realistic Mathematics Education (RME) on matter of build flat quadrilaeral for SMP/MTs. This reserch method used is 4D model by Thiagarajan, Dorothy S. Semmel, and Melvyn I. Semmel that consist of define, design, development, and disseminate, but the reserch only done to development step. Based on the results, data analysis can be concluded that the study of mathematics is very valid to the average ratings for the lesson plan is 3.85 and the average ratings for the student worksheet is 3.82. The student worksheet has also reached the practical qualification in mean percentage of student responses 97.5% in small group trial  and 97% in large group trial.
PENINGKATAN KEMAMPUAN KOMUNIKASI MATEMATIS SISWA SMA MELALUI PEMBELAJARAN GENERATIF DI KAWASAN PERKEBUNAN SAGU (METROXYLON SP) KABUPATEN KEPULAUAN MERANTI Hutapea, Nahor Murani; Saragih, Sehatta
Jurnal Pendidikan Vol 5, No 2 (2014)
Publisher : Jurnal Pendidikan

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Penelitian ini tentang peningkatan kemampuan komunikasi matematis siswa SMA melaluiPembelajaran Generatif di Kawasan Perkebunan Sagu (Metroxylon sp) Kabupaten Kepulauan Meranti,T.A 2014/2015 semester ganjil pada topik sistem persamaan linear dua dan tiga variabel.Tujuan penelitianuntuk mengetahui peningkatan kemampuan komunikasi matematis (KKM) siswa SMA melalui PG.Penentuan lokasi dan sampel sekolah secara pourposive sampling yaitu di tiga kecamatan: TebingTinggi (produksi sagu rendah) SMAN-1 Selat Panjang; Merbau (produksi sagu sedang) SMAN-1Merbau dan Tebing Tinggi Timur (produksi sagu tinggi) SMAN-4 Sei Tohor. Pada sampel kelas PKVdanPG, dilakukan pretes dan postes. Pengumpulan data digunakan perangkat pembelajaran: RPP,LAS, media dan silabus; instrumen: tes KKM, lembar aktivitas (guru, siswa). Data dianalisis menggunakanuji Mann Whitney, t, anava dua jalur melalui program SPSS 17.Hasil menunjukkan: pencapaian KKMsiswa melalui PG > PKV untuk setiap kawasan penelitian (tinggi: 7,67> 5,82; sedang:8,43> 6,04;rendah: 9,52 > 6,65). Peningkatan KKM siswa melaluiPG >PKV ( tinggi: 0,58 > 0,43; sedang: 0,64> 0,44; rendah: 0,72 > 0,48). Tidak ada pengaruh interaksi yang signifikan antara pembelajaran dankawasan perkebunan sagu terhadap peningkatan KKM siswa. PG nyata meningkatkan KKM siswa(Sig.1-tailed= 0,00 < 0,05).Kata Kunci: Peningkatan, kemampuan komunikasi matematis, pembelajaran generatif, kawasansagu,Kabupaten Kepulauan Meranti.