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Journal : Dimensi Matematika : Jurnal Pendidikan dan Pembelajaran Matematika

The OPTIMIZATION OF THE IMPROVEMENT OF STUDENTS’ MATHEMATICAL LEARNING OUTCOMES BY USING THE INSTRUCTIONAL SYSTEM DEVELOPMENT PROCEDURE LEARNING MODEL (PPSI) IN SMP IT BAITUL QURAN LANGSA Priyanda R; Fadhelina N; Novi, R A
Jurnal Dimensi Matematika Vol 3 No 01 (2020): JURNAL DIMENSI MATEMATIKA
Publisher : Universitas Samudra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33059/jdm.v3i01.2341

Abstract

This Classroom Action Research was aims to improve students' mathematical learning completeness through the instructional system development procedures learning model (PPSI). The research was implemented in Baitul Quran Junior High School in Langsa during the even semester of 2019-2020 Academic Year. The population of this study was all students of grade 8th at Baitul Quran Junior High School which amount 7 (seven) students, where the whole students were included into the sample of research. The direct sampling technique was used in this study related to the small number of population (<10). The data were collected by using pre-test and post-test method for the main and documentation as complementary. The data analysis shows that only two students on the pre-test or initial test which obtained more than 70 (Minimum completeness criteria) or around 28.57%. The post-test shows that students' mathematical learning completeness after the implementation of PPSI were increase to 5 students who got a value of more than 70 (Minimum completeness criteria) or around 85.71%. So that from the analysis of pre-test and post-test data it can be concluded that the use of instructional system development procedure learning model (PPSI) in Baitul Quran Junior High School can improve the students’ mathematical skill.
The Effectiveness of Using the Group Investigation Model in Improving Mathematics Motivation in SMK Dwi Tunggal 1 Tanjung Morawa Fadilah; Halomoan, T.H; Priyanda, R
Jurnal Dimensi Matematika Vol 3 No 01 (2020): JURNAL DIMENSI MATEMATIKA
Publisher : Universitas Samudra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33059/jdm.v3i01.2342

Abstract

This research aims to find out whether by applying a group investigation leraning model can increase student’s motivation to learn mathematic grade X in SMK Dwi Tunggal 1 Tanjung Morawa. The research instruments used were observation and questioner. The observations used are statements of the learning process. Observation consists of observation sheets on the effectiveness of student learning, and observation of student learning motivation.The population this study is Students Class off X SMK Dwi Tunggal 1 Tanjung Morawa, while the sample in this study was a class off X-AP SMK Dwi Tunggal 1 Tanjung Morawa. From the results of the study can be seen an in crease student motivation to learn mathimatics by using a learning model of investigation b 75% at the first meeting and is categorized as effective, while at the second meeting it reaches 80% and is categorized as effective. Thereofere the use of the group investigation learning model is effective in creasing the motivation to learn mathematic in students of SMK Dwi Tunggal 1 Tanjung Morawa.
The IMPROVMENT OF STUDENTS 'MATHEMATIC COMUNICATION ABILITY THROUGH GERLACH AND ELY LEARNING MODELS IN SMP IT BAITUL QURAN LANGSA Priyanda R
Jurnal Dimensi Matematika Vol 3 No 01 (2020): JURNAL DIMENSI MATEMATIKA
Publisher : Universitas Samudra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33059/jdm.v3i01.2509

Abstract

The purpose of this study is to examine: Improvement of mathematical communication skills of students who obtain Gerlach and Ely learning is better than mathematical communication skills of students who obtain conventional learning, The relationship between students' initial mathematical abilities with Gerlach and Ely learning towards communication skills mathematical, but the relationship between students' mathematical communication skills with student mathematics learning outcomes. This research is a semi-experimental research. The population of this study were all IT students Baitul Quran Langsa, amounting to 22 students where 15 students were in class VII and 7 students were in class VIII. Then the two classes are given different treatment of the learning model. The experimental class was treated with Gerlach and Ely learning and control classes with conventional learning. The instrument used consisted of: a test of mathematical communication skills. The instrument was stated to have fulfilled the content validity requirements, and the reliability coefficient was 0.87. Data analysis was performed with the t-test statistical test, bivariate correlation test and 2-way anova test. Based on the analysis results obtained by the results of the study are: an increase in mathematical communication skills of students who get Gerlach and Ely learning better than students who obtain conventional learning, there is no interaction between learning with students 'initial ability to increase students' mathematical communication skills, there is a positive relationship between students' mathematical communication skills and student mathematics learning outcomes. Descriptively the answers to the problem formulation were also examined, namely: the process of solving students' answers whose learning with Gerlach and Ely learning was neater and more complete based on indicators of mathematical communication skills compared to students who used conventional learning. Based on the results of the study, the researchers suggest: Gerlach and Elypada learning of mathematics to improve students' mathematical communication skills can be used as an alternative to applying varied and innovative mathematics learning.
VALIDITAS DAN KEPRAKTISAN DESAIN PEMBELAJARAN BERBASIS MASALAH TERKAIT DENGAN KEMAMPUAN BERPIKIR KREATIF MATEMATIS PESERTA DIDIK Rainal .I. I; Priyanda .R; Mery D. C. H; Herlina .M
Jurnal Dimensi Matematika Vol 3 No 02 (2020): JURNAL DIMENSI MATEMATIKA
Publisher : Universitas Samudra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33059/jdm.v3i02.3049

Abstract

This article is the result of design-based research that aims to compile and explore mathematics learning designs with problem-based learning models. In this article, we will discuss the level of validity and practicality of learning designs equipped with Student Worksheets (LKPD). The learning design was compiled with a needs and content analysis then validated by a team of experts before being applied to a limited trial at one of the State Madrasah Aliyah in Bandung Regency, West Java. The level of validity is determined based on the results of the validation of 3 mathematics education lecturers and a teacher at the research location. The assessment given is 88% with very valid criteria. The value of the LKPD validation level gets the value of the expert team on very valid criteria with an average assessment of 86%. The level of practicality reviewed in the study is the aspect of assistance and convenience. At each learning step, students gave a positive response to practicality with an average response value of 3.87 from a maximum score of 5. As for the interpretation of the mean value, the students' responses were in good criteria.