scholarly journals Learning the Concept of Absolute Value with Hawgent Dynamic Mathematics Software

2020 ◽  
Vol 16 (2) ◽  
pp. 160-169
Author(s):  
Jerito Pereira ◽  
Yongxing Huang ◽  
Jihe Chen ◽  
Neni Hermita ◽  
Maximus Tamur

Understanding the concept is one aspect that is needed and must be owned by students in learning mathematics. This research aims to make learning media assisted by hawgent dynamic mathematics software on understanding the absolute value in grade 10 Senior high school to help teachers explain the concepts and assist students in finding and understanding the basic concepts of absolute value topic. The development model used in this research is ADDIE development model. ADDIE is an abridgment of Analyze, Design, Develop and Evaluation. Researchers the learning media Hawgent can help students to understand and find the concept of absolute value. Based on several aspects, clearly and attractively with an average of 78.9% in the excellent category. It is concluded that the development of learning media Hawgent dynamic mathematics software can be used on the subject of understanding the concept of absolute value and with the help of this software it can help teachers explain the concept of absolute value and the students are also very interested in this ICT-based learning media. This conclusion is related to the validation results of media experts and material experts, where the validation results from media experts on the use of learning media are in good categories.

EDUKASI ◽  
2017 ◽  
Vol 15 (1) ◽  
Author(s):  
Zulkifli Taib

This study is aimed to answer the question in this research such as: (1) wha problems are faced by the teachers in learning mathematics at Senior High school of Morotai? (2) what kinds of effort by the teachers in learning process? (3) what is the solution for the problems in learning process ? data collecting   technique   in   this   research   is   anklet,   questioners,   interview,   observation,   and documentation. The subject of this research is the of Mathematics subject at Senior High school Morotai Island which is consisted of 8 teachers. There are several angket which is possible to have as problem in learning process include of teachers, learning process, facility and learning evaluation. Generally, the result of this resereach shows that all the factors who have the potential to influence unsuccessable in learning mathematics subject. Otherwise, the dominant part here is the students who have a very low motivation and interest to learn mathematics subject. In overcoming   that problem, all the teachers in Morotai Island do not yet carry out an real action to solve the problem as well wich is only SMAll meeting that carry out in learning process. Based on the result of the research above, it can be concluded that learning problem is a complex problem which must be paid attention. That is why, even the SMAll barrier can also influence the learning success as well. And the teacher at once has very big responsibility that must innovate students in learning process as well. Key word: Faktor penghambat, belajar-mengajar, matematika


2018 ◽  
Vol 1 (4) ◽  
pp. 717
Author(s):  
Muhamad Hamka ◽  
Muhamad Jalaludin ◽  
Euis Eti Rohaeti ◽  
M Afrilianto

This study aims to examine and analyze about problem based learning approach to improve understanding ability in senior high school . The population in this research is XI IPA grade senior high school in Karawang. This study was designed qualitative descriptive method. Based on the results and discussion students understanding ability had improved. Based on the results of the analysis and discussion, it can be concluded that students' mathematical understanding on the subject matter "circle" of students in grade XI IPA 3 SMAN 6 Karawang can be improved by using problem-based learning approach. It is known from the number of students who experience improvement in each cycle. In cycle I shows that the result of learning mathematics on the matter of classical equation of the circle score obtained by students from the questions given in the first cycle test, obtained 30 students reached 66.67% of 45 students who are able to get the value of 76 and above while in cycle II shows that the results of mathematics learning on the material of tangent tangent similarity has reached 91.12% or as many as 41 students. 


Author(s):  
Anggi Yulihar And Nora Ronita Dewi

The study deals with the developing interactive media for senior high school students. The objective of this study is to find out how to develop interactive media for better speaking skill of senior high school students. The research was conducted by using Research and Development (R&D). The subject of this research was 2016/2017 students of the eleventh grade of Class XI IPA4 in SMAN 1 Batang Kuis. The number of the students was 30 students. The data of this study was collected by using need analysis questionnaire and experts’ judgment. Need analysis questionnaire was calculated by using percentage to get the information of students’ need before developing interactive media. Experts’ judgment was calculated by using likert data, mean and criteria interval of expert judgment to know the validity of interactive media which has been developed. After the data analyzed, it was found that the experts’ judgment result was 4.80 which had a very good criteria interval. The result of the research find that interactive media is a very good to be used in teaching speaking skill.


2017 ◽  
Vol 6 (2) ◽  
pp. 223
Author(s):  
Musa Ismail

Indonesian language (IN) is one of the obligatory lessons in Senior High  School. The learning of Indonesian language is pointed to the  increasing ability of students. This aim  to increase students’ ability to communicate in Indonesian language well and properly. The communication ability is expected especially in oral and written. Besides, students are hoped to  be  able  to  appreciate  literary works. The objective of this research is to identify and to describe the implementation of role play method in the efforts to increase the activity of Indonesian language  learning  in speaking aspects and to identify and to get  the description whether  the implementation of the method can increase process and result speaking aspect of Indonesian language learning of students class XI IPS 1, Semester 1, SMAN 3 Bengkalis. The method used was classroom action method and the subject was class XII IPS 1, semester 1, SMAN 3 Bengkalis. The collection of data and information were carried out by observation, journal and document study. The result of the research showed that (1) The implementation of of  role play method can increase  the activities of  speaking aspects  in   Indonesian  language learning. On the  1st cycle1, 1st meeting, the percentage of students’ activities was 73% with the good category (3,6), while on the second meeting, it was 82% with the very good category (3,7). On the first meeting of the second cycle, the percentage of students’ activities became 83% with the very good category (4,3), while on the second meeting was 96% with the  very good category (5,0), (2) The implementation of role play method is able to increase the result of speaking aspect in learning Indonesian language. On the first cycle, the students’ reserved effort was 73% while on the second cycle was 77%. Meanwhile, based on attachment 3, the classical completeness on cycle 1 reached 86%, on cycle 2,  it  increased 96%. Based on the result  of  the  research,  the  researcher proposed that it would be better for the Indonesian language  teachers to implement role play method for the materials  that  are  suitable  with . speaking aspects. The reason is that this method is proved to be able to increase the process and result of students  learning. When implementing  this method,  teachers are hoped to give guidance, motivation, and explanation that more focused so that students can learn optimally.Abstrak  Bahasa Indonesia (BI) merupakan salah satu mata pelajaran wajib di SMA. Pembelajaran BI diarahkan  untuk  meningkatkan  kemampuan  peserta  didik.  Hal  ini  bertujuan  untuk meningkatkan  kemampuan  siswa  berkomunikasi  dalam  BI  dengan  baik  dan  benar. Kemampuan  berkomunikasi  yang  diharapkan  terutama  secara  lisan maupun  tulisan.  Selain itu,  siswa  diharapkan  juga  sanggup mengapresiasi  hasil  karya  sastra.  Tujuan  penelitian  ini adalah untuk mengetahui dan mendeskripsikan bagaimana penerapan metode bermain peran dalam upaya meningkatkan aktivitas pembelajaran BI aspek berbicara dan untuk mengetahui dan mendeskripsikan  apakah  penerapan metode  bermain  peran  dapat meningkatkan  proses dan  hasil  pembelajaran  BI  aspek  berbicara  siswa  kelas  XI  IPS  1,  Semester  1,  SMAN  3 Bengkalis. Metode  penelitian  ini  adalah  penelitian  tindakan  kelas  dengan  subjek  penelitian siswa  kelas  XII  IPS  1,  semester  1,  SMAN  3  Bengkalis.  Pengumpulan  data  dan  informasi dilakukan melalui observasi/pengamatan,  jurnal, dan telaah dokumen. Hasil penelitian, yaitu  (1)  Penerapan  metode  bermain  peran  dapat  meningkatkan  aktivitas  pembelajaran  Bahasa Indonesia aspek berbicara pada  siswa kelas XI  IPS  1, Semester  1, SMAN  3 Bengkalis T.P. 2013/2014.  Pada  siklus  1  pertemuan  1,  persentase  aktivitas  belajar  siswa  adalah  73  persen dengan kategori  baik  (3,6),  sedangkan pertemuan  2  sebesar 82 persen dengan kategori  baik (3,7). Pada siklus 2 pertemuan 1, persentase aktivitas belajar siswa menjadi 83 persen dengan kategori sangat baik (4,3), sedangkan pertemuan 2 sebesar 96 persen dengan kategori sangat baik  (5,0);  (2)  Penerapan  metode  bermain  peran  dapat  meningkatkan  hasil  pembelajaran Bahasa Indonesia aspek berbicara siswa kelas XI IPS 1, Semester 1, SMAN 3 Bengkalis T.P 2013/2014. Pada siklus 1, daya serap siswa sebesar 73 persen, sedangkan siklus 2 sebesar 77 persen. Sementara itu, berdasarkan Lampiran 3, ketuntasan klasikal pada  siklus  1 mencapai 86  persen,  sedangkan pada siklus 2 meningkat  menjadi  96  persen. Berdasarkan hasil penelitian, peneliti menyarankan agar guru mata pelajaran, khususnya Bahasa Indonesia sebaiknya menerapkan metode bermain  peran untuk materi yang sesuai dengan aspek berbicara. Alasannya, metode ini terbukti mampu meningkatkan aktivitas dan hasil belajar siswa. Ketika menerapkan metode bermain peran untuk aspek  berbicara, guru dituntut memberikan bimbingan, motivasi, dan penjelasan yang  lebih  terfokus agar siswa dapat melaksanakan pembelajaran dengan maksimal.


Author(s):  
Lindayana ◽  
Arifuddin ◽  
Halus Mandala

This study was conducted aiming at examining: (1) the divergent principles of politeness in students’ directive speech act (2) factors affecting politeness and impoliteness in verbal and non-verbal directive speech act produced by students at grade X in Senior High School 1 Mataram in the learning process. The subject of this study are teachers teaching Bahasa Indonesia, English, Economy, History, Math, Religion, Civic, and Science, and all students at Grade X of Science 1, Science 3 and Social 2 in Senior High School 1 Mataram. This study is a descriptive qualitative research. The data source in this study is the number of utterances produced by students and teachers in the learning process. The data were collected through observation. This study revealed that: (1) there were divergent principles of politeness in participants’ directive speech act namely single and multiple divergent principles of politeness affected by speaker intentionally accused addressees, intentionally uttered by neglecting the context, was protective to other arguments, showed emotional feeling, given critiques in impolite words and mocked at other; and (2) there were factors affecting politeness and impoliteness in verbal and non-verbal directive speech act produced by students in learning process namely linguistic factor and non-linguistic factor.


2017 ◽  
Vol 1 (1) ◽  
pp. 81
Author(s):  
Feby Julianti ◽  
Lisa Utami

AbstractThis research is based on the low outcomes of class XI students on their chemistry subject. Therefore, the experiment research by pretest and posttest to discover the effect of cooperative learning model of Student Teams Achievement Divisions (STAD) by using Handout toward learning outcomes of State Senior High School 1 Kampar on salt hydrolysis is conducted. The subject of this research is the students of class XI Mia in 2015-2016 year by using 2 classroom samples: XI Mia 1 (exsperiment) dan XI Mia 4 (control). The data was collected by using observation, initial test (homogeneity), final test (pretest and postest), and documentation. To discover the effect of the model on learning outcomes, the formula of Kp is applied. The effect differences are analyzed by t-test sampel related. The analysis result of initial and final data is t-counting = 2.325 and t-table = 1,68 in the significant rate of 5%. The value of t-counting > t-table, therefore, Ho is rejected and Ha is accepted. This shows that there is the effect of cooperative learning model of Student Teams Achievement Divisions (STAD) by using handout toward learning outcomes of State Senior High School 1 Kampar on salt hydrolysis by the effect as much as 7.8%.  Key words:      Learning outcomes, model learning model of STAD, salt hydrolysis 


2016 ◽  
Vol 1 (1) ◽  
pp. 43-52
Author(s):  
Sudirman

The purpose of this research is (1) analyze student’s concept in answering the association test, (2) analyze the concept of understanding  relationship  to  answer  the test depends on the student’s school origin.The method used in this research is qualitative with case study approach. In clustering sampling technique the subject was used in this research is 6 students, shared  in  3  groups.  They  are  2  students come from public vocational school, 2 students come from public senior high school and 2 students come from private senior high school and vocational school. Data was collected through test and interview.   Data   analysis   used   in   this research refers to Milles and Huberman in Moellong’s book; they are data reduction, data display and conclusion drawing. The result showed that the student’s understanding is various enough in answering the  set  test.  Depending on  the first subject analysis (S1) who came from private school, he did not understand about the concept of set. The second subject analysis (S2) and the third subject analysis (S3)  who  came  from  public  school,  they had understood. But, they need to be careful and patient to avoid the mistakes. The data which  had  gained from deeply interview, showed that the subject analysis (S1), (S2) and (S3) were able to indicate the relationship of school origin with the student’s concept of understanding within answering the set test.


2018 ◽  
Vol 5 (1) ◽  
pp. 20-32
Author(s):  
AHMAD JAILANI

Being able to read in English is very important. Success in reading is the most necessary because it is a basic tool of education. Based on the syllabus of Islamic Senior high School Hidayatul Mubtadiin (MAHM), it is hoped that students should comprehend monolog texts in narrative, spoof and hortatory exposition forms well. After doing preliminary observation at MAHM, some of the students of the second year still had low ability in their reading comprehension. The dominant factors influencing their low reading comprehension are the lack of vocabulary and teaching strategy of reading comprehension. From the two of dominant factors, the researcher is interested to investigate about teaching reading comprehension. Thus, the researcher conducted a research on the effect of Multipass strategy on Reading comprehension. This research investigates students’ reading comprehension taught by using multipass strategy at MAHM Siak Sri Inderapura. The design of this study was Quasi-experimental research by post-test only. The subject of this research was the second year students of MAHM. The total population was 42 students, and the sample was 42 students. Data were collected by using a test. Then, the data were analyzed by using t-test formula. It was found that there was a significant effect of using multi pass strategy on students’ reading comprehension at MAHM.


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