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Yusuf Hartono

Universitas Sriwijaya

Author-ID : 2999016

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LKS Berbasis Model Eliciting Activities untuk Mengetahui Kemampuan Pemecahan Masalah Matematika di Kelas VIII Wafiqoh, Risnina; Darmawijoyo, Darmawijoyo; Hartono, Yusuf
Jurnal Elemen Vol 2, No 1 (2016): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This study aims to determine the characteristics of Model Eliciting Activities a valid and practical, and determine the potential effect on the student worksheet for problem solving ability eighth grade students. The study resulted several characteristics of model eliciting activities which are including: (1) LKS developed customized with steps and learning the principles of Model eliciting Activities; (2) improve the ability of students LKS Model eliciting Activities related aspects, namely self-assessment, documentation and construk models share abilities and re-usability; (3) Each settlement problems in LKS, guidance is given on the wane; (4) Guidance is given less and less able to develop students problem-solving abilities; (5) LKS Model eliciting Activities related to indicators of achievement of mathematical problem solving ability. Student Worksheet categorized as having potential effects on math problem solving ability of students who have a grade point average mathematical problem solving ability of 68.5, so the mathematical problem solving abilities 8.1 grade students includes both categories.

Pengembangan Media Komik Matematika Berbasis Nilai Karakter pada Materi Trigonometri di Kelas X SMA Negeri 1 Indralaya Utara Manalu, Michael Amin; Hartono, Yusuf; Aisyah, Nyimas
Jurnal Elemen Vol 3, No 1 (2017): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This study aim to: (1) Produce media of math comics based on character values for trigonometry material on first grade (Class X) Senior High School which is valid and practical. (2) Determine the potential effects arise from development of mathematics comics media based on character values for trigonometry for first grade class toward student test result. The type of this research is Development Research, Formative Evaluation type. The subjects were student of Class X-1 of Public Senior High School No. 1 Indralaya Utara in academic year 2015/2016 totaling 30 students. Data collection techniques used is the walkthrough, observation and test. The results from this study are: (1) This research has produced a media of math comics based on character values for trigonometry material to first grade of senior high school which valid and practical. The validity drawn from the assessment result of validator in terms of content, construct, and language. Practicalities drawn from the results of a small group test where most student can well-use the media as planned. (2) Mathematics comics media based on character values can increase students character values. (3) Matematics comics media which is developed has a positive potential effect on students test results, it can be seen that the stundent achieving the Minimum Completeness Criteria {Kriteria Ketuntasan Minimum (KKM)} of Â 2,51 isÂ amounted to 83Â or as many as 25 students.

Pengembangan Lembar Kerja Siswa Berbasis Model Discovery Learning pada Pokok Bahasan Sudut Kelas VII Noviafitri, Selly; Somakim, Somakim; Hartono, Yusuf
Jurnal Elemen Vol 2, No 2 (2016): Jurnal Elemen
Publisher : Universitas Hamzanwadi

The research aims to produce a valid and practical LKS based on discovery learning model and also having potential effect. This type of research is Development Study of Design Research. The subject of this research were the first year students of SMP Negeri 7 Prabumulih academic year 2015/2016. The technic of collecting data have done with walkthrough, test, observation, and interview. The result of this research was produce two LKS that valid and practical based on discovery learning model with characteristic (1) Contain stages of discovery learning model, (2) Assist students in finding concepts on the subject of the angle, (3) make students being actively in learning process .Valid can be seen from the result of validator assessment where the validator comment on the first prototype of LKS from content, construct, and language perspective. Practical can be seen from the result of small group try out, which is based onÂ analysis of the answer sheets of students found that students are able to complete each stage there, and based on coment sheet of students found that LKS given were easy to used and understanded by students.Â This devolovedÂ LKS which based on discovery learning model also have the potential effect toward result study. The result study from this research consisted of cognitive domain, affective domain, and psychomotor domain. In the cognitive domain, 91,66% of students got score more than 6,25, in the affective domain, all students have demonstrated a responsible attitude and respect that seen from the observation during LKS usage, and the psychomotor domain, all of students have been skilled that seen from the result of students performance.

Desain Pembelajaran Peluang dengan Pendekatan PMRI Menggunakan Kupon Undian untuk Siswa Kelas VII Yanti, Welly; Hartono, Yusuf; Somakim, Somakim
Jurnal Elemen Vol 2, No 1 (2016): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This research aims to determine the role of lottery coupons can help students find the concept of probability for class VII. Design Research had chose as a kind of research to achieve the goal. In this reseacrh, a series of learning activities designed and developed based on the hypothesis of the learning process of students. Learning approach used,that is, PMRI approach by involving 32 students of class VII MTs Campang Tiga. This research result Learning trajectory (LT), which contains a series of learning processes in the two activities, that is, understand the concept of sample space, sample point and the event occurrence. Results of the experiments show that with the approach of learning PMRI can define the concept of sample space and sample points and probabilities of an event by taking the lottery tickets. With the line of learning from taking lottery tickets, determine the sample space and sample point and determine the probability of occurrence can improve comprehension, reasoning students on the matters of probability.

Pengembangan Buku Siswa Materi Jarak pada Ruang Dimensi Tiga Berbasis Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning di Kelas X Nessa, Widya; Hartono, Yusuf; Hiltrimartin, Cecil
Jurnal Elemen Vol 3, No 1 (2017): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This aim of this research is to produce a valid and practical teaching material on the matter 3-dimensional-space based Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning and to know the potential effect from it. This research is qualitative with Design Research method. The subject in this research is 44 students form X MIA 4 SMA Negeri 19 Palembang. The stage of this research is preparation, formative evaluation consist of self evaluation, development, and field test. The data collection techniques are walktrough, documen, observation, and test. Based on this result, it has gained a valid teaching material on the matter 3-dimensional-space based Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning in its content, construct, and language after passing the expert review and one-to-one stage. The practicabillity of this teaching material is looked from small group development stage. The potential effect from this teaching material is looked from the test result after learning process. The result of the test percentage is at 54% have reached the Minimal Complete Criteria. It shows that studentsâs book based STEM Problem-based Learning can be used in learning of distance in 3-Dimensional-Space lesson.

Pengembangan Soal Pengayaan Matematika Online untuk Siswa Kelas X Sanova, Yanna; Zulkardi, Zulkardi; Hartono, Yusuf
Jurnal Elemen Vol 3, No 1 (2017): Jurnal Elemen
Publisher : Universitas Hamzanwadi

The purpose of this study is to produce problems enrichment math for the 10th grade Senior High School to train high-level thinking is valid and practical as well as determine the effect of potential problems math enrichment for the 10th gradeÂ that has been developed on the results of students mathematics learning SMA Negeri 1 Palembang. The subjects were all students in 10th grade SMAN 1 Palembang. The method used is research development or Development Reserch through three stages: preliminary (preparatory stage and phase of development issues), formative evaluation or prototyping stage (stage of evaluation and revision phase) and the assessment stage. During the preparation stage (preliminary) conduct a review of the curriculum, determine the place and the subject of research, reviewing some of the literature, do designing item that will be developed. The item has the characteristics about the non routine, problematic, demanding reasoning, containing an association, or demanding communication skills do with prototyping. The next stage of formative evaluation: (1) self evaluation, (2) Expert Review, (3) one - to - one evaluation, (4) small group and (5) field test. Criteria for the success of this study is the product obtained in the form about math enrichmentÂ for 10th grade valid and practical and has a potential effect. Prototype devices were developed about categorized valid and practical. Valid qualitatively illustrated by the results of the assessment validator, where almost all validators declared either by the content, construct and language. Valid quantitatively based analysis of items (the validity of the items) and practically drawn from the test results, which students can use the device with a good question (context recognizable, readable, does not give rise to a double interpretation, and according to the students train of thought). Problem produced a total of 18 questions. The problems spread to the cognitive level of 3 to 5. Based on the development process is to be obtained that the prototype device developed about who has had the potential effects on the learning outcomes of high school students, it is seen from the test results about math enrichment to the learning outcomes of students with 32% category of excellent, 44% good category, 13% adequate and 3% less category.

Pengembangan Soal Matematika Model PISA Konten Bilangan untuk Mengetahui Kemampuan Literasi Matematika Siswa Putra, Yudi Yunika; Zulkardi, Zulkardi; Hartono, Yusuf
Jurnal Elemen Vol 2, No 1 (2016): Jurnal Elemen
Publisher : Universitas Hamzanwadi

The aims of the research are (1) to product content quantity PISA-like problems which validity and practicality, and (2) to know the potential effect of the content quantity mathematical PISA-like problems for mathematic literacy ability. The subjects of the research are student SMP AR-RAIHAN Bandar Lampung. The research method used is development research which consist of two stages, they are preliminary and prototyping. In the preliminary stage have been done analysis for research subject, curricula, analysis for content and manufacture of instruments. Meanwhile, in prototyping stage used formative evaluation which includes : self evaluation, one-to-one,expert review, small group, and field test. The data collection techniques used in the research were walk through (expert review stage) for knowing the validity of the content, construct, and language. Analysis one-to-one stage, small group stage, and quetionaire (small group stage)Â for knowing the practicality; test results, quetionaire, and interview (field test stage) for knowing potential effect. Based on the data analysis of research, it can be concluded that:Â 1) this research produced 4 items of content quantity PISA like mathematical problems which are valid and practice.The problems declared valid based on comments about content, construct, and language by experts andÂ analysis in validity criteria; otherwise practical based on the student argumentation such as the problems can be understood by student and can be implementation properly; and 2) OfÂ contentÂ quantity PISA like mathematical problems has potential effect on student. Based test result and questionnaire all based mathematical ability (KDM)Â be used student for answer questions.

Volume Kubus dan Balok Melibatkan Kemampuan Visualisasi Spasial di Kelas VIII Wahyuni, Reny; Putri, Ratu Ilma Indra; Hartono, Yusuf
Jurnal Elemen Vol 1, No 2 (2015): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This study was conducted to produce the learning trajectories in volume of cubes and cuboids Â involving spatial visualization ability eight grade . In this study involving eighth grade students of SMP YPI Tunas Bangsa Palembang academic year 2014 - 2015. The method used in this study is the type of research design validation studies that consists of three stages: preliminary, design experiments, and retrospective analysis. A series of learning instruments designed and developed based on allegations of learning and using PMRI approach. In this paper will discuss the pilot experiment phase. Activities carried out starting from the activities see the packaging to improve spatial visualization ability of students, conduct experiments to enter rubik and resolve problems related to daily life - today. The results showed that the activities of the learning process through a series of activities based on the experience has helped improve students understanding of the concept the volume of cubes and cuboids.

Kemampuan Pemecahan Masalah Matematika Siswa pada Pembelajaran Matematika Menggunakan Strategi Abduktif-Deduktif di SMA Negeri 1 Indralaya Utara Ariani, Suci; Hartono, Yusuf; Hiltrimartin, Cecil
Jurnal Elemen Vol 3, No 1 (2017): Jurnal Elemen
Publisher : Universitas Hamzanwadi

This research is aimed to describe studentsâ problem solving skill in mathematics learning using abductive-deductive strategy. This research is descriptive research with 30 students of X.3 class at SMAN 1 Indralaya Utara as the subject. Learning process accords to characteristic and steps of abductive-deductive strategy in mathematics learning. The technique for collecting data is a test which includes of three problems. According to the results of research, it is obtained that representation of studentsâ problem solving skill in mathematics learning using abductive-deductive strategy on X.3 class at SMAN 1 Indralaya Utara is medium with these details: 2 students have very high problem solving skill or the percentage is 6,67%, 12 students have high problem solving skill or the percentage is 40%, 11 students have medium problem solving skill or the percentage 36,67%, and 5 students have low problem solving skill or the percentage is 16,67% and 0% or nothing who have problem solving skill with category very low. Furthermore, the understanding problem indicator has the highest percentage at 89,63%. Indicator of making a plan has the percentage at 63,7%, indicator of carrying out the plan has the percentage at 45,56%, and the looking back indicator has the lowest percentage at 16,11%.

Pengembangan Buku Siswa Materi Jarak pada Ruang Dimensi Tiga Berbasis Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning di Kelas X Widya Nessa; Yusuf Hartono; Cecil Hiltrimartin
Jurnal Elemen Vol 3, No 1 (2017): January
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v3i1.273

This aim of this research is to produce a valid and practical teaching material on the matter 3-dimensional-space based Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning and to know the potential effect from it. This research is qualitative with Design Research method. The subject in this research is 44 students form X MIA 4 SMA Negeri 19 Palembang. The stage of this research is preparation, formative evaluation consist of self evaluation, development, and field test. The data collection techniques are walktrough, documen, observation, and test. Based on this result, it has gained a valid teaching material on the matter 3-dimensional-space based Science, Technology, Engineering, and Mathematics (STEM) Problem-Based Learning in its content, construct, and language after passing the expert review and one-to-one stage. The practicabillity of this teaching material is looked from small group development stage. The potential effect from this teaching material is looked from the test result after learning process. The result of the test percentage is at 54% have reached the Minimal Complete Criteria. It shows that studentsâ€™s book based STEM Problem-based Learning can be used in learning of distance in 3-Dimensional-Space lesson.

Co-Authors -, Ogi Meita Utami A. Jariah, Novika Andriani A.A. Ketut Agung Cahyawan W Abd. Rasyid Syamsuri Akhmad Sumbandari Amarta, Nadiati Amrina Rizta Ananta, Syahira Hayu Annisa Oktavia Lestari Anton Jaelani Anton Jaelani Araiku, Jeri Arden Naser Yustian Simarmata Ardiansyah, Hijir Ardina Mayasari Awaliah, Salsabila Azka 'Afifah Azka, Dea Alvionita Bambang Suprihatin Barbara van Amerom Basa, Zahra Alhumairah Bella Juwita Rezky Budi Santoso Bunayati, Hanifah Cecil Hiltrimartin Cecil Hiltrimartin Cecil Hiltrimartin Cecil Hiltrimartin Cecil Hiltrimartin Chn, Rafika Riana Darmawijoyo, Darmawijoyo Darmawijoyo, Darmowijoyo Debi Suci Putri Dede de Haan Desty Rupalestari Dewi, Agatha Indy Candra Diah Dwi Santri Diah Dwi Santri Dina Octaria Drajat Friansah Dwi Panggih Nugrahaini Ningtyas Dwita, Adel Karen Eka Fitri Puspa Sari, Eka Fitri Puspa Elfrida Ratnawati Elis Sulastri Ely Susanti Etika Prasetyani Etika Prasetyani, Etika Ety Septiati Evi Yuliza, Evi Fanni Fatoni, cakrawala Febiurbaini, Nurmaya Feli Ramury Ferdiansyah, Muhammad Aldy Firaisti, Sicilia Firdaus Firdaus Firsta, Risa Rahmatia Fitri Maya Puspita Fitri, Putih Frans van Galen Frans van Galen Fridgo Tasman Futri Hikma Fatona Futri Hikma Fatona Hanifah Bunayati Hapizah Hardian Mei Fajri Hartono, Indaryanti Henry Kurniawan Henry Kurniawan Heri setiawan Hermina Disnawati, Hermina Hery, Rosmala Dewi Hidayat, Syafri Hikmayati, Citra Hiltrimartin, Cecil Imam Adhitya Nugraha Indah Nur Hijriyah Indaryanti Indaryanti Indriati Indriati Indriati Irka, Irka Irkham Ulil Albab Jaap den Hertog Jannah, Anisa Raudhatul Januar Sitorus, Rico Jayanti, Jayanti Jeri Araiku Jumroh Jumroh Juniarti Juniarti Komariyatiningsih, Novi Kurnia Rahmi Yuberta Kurniadi, Elika Leonardo Jonathan Shinariko Lestari, S R Lestaria N, Yunika Levana Maharani Levana Maharani Liana Septy Listen Prima, Listen Listina Tri Dharmayanti Lusiana Lusiana Lusiana Lusiana Lusiana Maharani, Levana Malalina Malalina Malalina Manalu, Michael Amin Marhamah Marhamah Marhamah Marina, Rini Marini Fitriani Marleny, Arbella Sri Maya Saftari Meidiansyah, Rifki Meilani Safitri Meilani Safitri MEILANI SAFITRI - UNIVERSITAS SRIWIJAYA Melinda Chusnul Chotima Meriza, Dyna Meryansumayeka Meryansumayeka Mewa Zabeta, Mewa Michael Amin Manalu Moch. Lutfianto Moch. Lutfianto Mulyono, Budi Mutiara, Nia Bening Nadia Zuliaty Syaputri Nadia Zuliaty Syaputri Nenden Octavarulia Shanty Nenden Octavarulia Shanty Nengyanti Nengyanti, Nengyanti Neny Lestari Nessa, Widya Nety Wahyu Saputri Nila Kesumawati Nizarwati Nizarwati Nizarwati Nofriati, Nursa Fatri Nora Surmilasari Novi Komariyatiningsih Noviafitri, Selly Novika Andriani A. Jariah Novita Sari Nurdiyanto, Tito Nurrosyadah, Naqiyyah Nursa Fatri Nofriati Nusantara, Duano Sapta Nyimas Aisyah Nyimas Aisyah PANDI PUTRA TIHURI Patrisia, Salsabila Pratiwi, Weni Dwi Pratiwi, Weni Dwi Prattiwi, Rika PUJI ASTUTI Puji Astuti Puji Astuti Puri Pramudiani Purwoko Purwoko Purwoko Purwoko Purwoko Purwoko Purwoko Puspa Sari, Puspa PUTERI APRILIANTI Putih Fitri Putri Putri, Putri Putri Ratu Ilma Indra Putri, Debi Suci Putri, Mariyana Eka Putri, Nimas Dahlia Rahayu, Chika Rahma Siska Utari Ramandani, M. Rizky Ratu Ilma Ratu Ilma Indra Putri Renny Sendra Wahyuni Reny Shinta Sari Reny Wahyuni Retna Safitri, Erna Riduan, Lindawaty Rika Firma Yenni, Rika Firma Rika Kurniawati Rismayana, Yenni Risnina Wafiqoh Riswan Jaenudin Rita Novita Rita Novita Rohana Rohana Rohana ROHANA ROHANA Rosmalia Septiana Rully Charitas Indra Prahmana Rupalestari, Desty Sakiman, Novi Komariyatiningsih Sanjaya, Dekky Sanova, Yanna Santoso, Budi Sari, Arika Scristia, Scristia Selly Noviafitri Sicilia Firaisti Silvia Fitriani Simarmata, Ruth Helen Somakim, Somakim Somakin . Sri Hartati Sri Hartati Sri Imelda Edo Stefanny Hepta Augustine Sujinal Arifin Sukmaningtyas, Novika Supriyadi, Heri Surmilasari, Nora Syutaridho Syutaridho Syutaridho Syutaridho Tati Tati Tati Tito Nurdiyanto Tri Oktaria Trimurti Saleh Trimurti Saleh Umardi, Qarsela Tiara Umi Puji Lestari Umi Puji Lestari Umi Puji Lestari, Umi Puji Utami, Marta Risa Putri Vebrian, Rajab Wafiqoh, Risnina Wahyu Wibowo Wahyuni, Reny Wardani, Ambarsari Kusuma Welly Yanti Widya Nessa Winda Wulandari Windria, Hening Winnugroho Wiratman, Manfaluthy Hakim, Tiara Aninditha, Aru W. Sudoyo, Joedo Prihartono Wulandari, Trisna Wuli Oktiningrum Wuli Oktiningrum, Wuli Yanna Sanova Yanti, Welly Yayan Eryandi Yayan Eryandi, Yayan Yenny Anggreini Sarumaha Yosi Ismawati Yudi Yunika Putra, Yudi Yunika Yufitri Yanto Yukans, Septy Sari Yulianita Maharani Yulianti Yulisa Aulia Yullys Helsa Zeta Ariano Zuli Nuraeni Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi

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