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Journal : Journal on Education

Model Pembelajaran Problem Based Learning untuk Meningkatan Hasil dan Aktivitas Belajar Matematika Siswa SMK Novita Syahputri; Nurdalilah Nurdalilah; Desniarti Desniarti; Wilda Hasanah; Pesta Rut Cahaya Sitanggang
Journal on Education Vol 6 No 4 (2024): Journal on Education: Volume 6 Nomor 4 Mei-Agustus 2024
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joe.v6i4.5846

Abstract

The low results and activities in mathematics learning are the main basis for this research. The aim of this research is to see how well the Problem Based Learning (PBL) model can improve students' mathematics learning outcomes and activities. The research was carried out at SMK Negeri 7 Medan. This research uses Classroom Action Research (PTK). The respondents of this research were class X AKL 3 students at SMK Negeri 7 Medan, consisting of 35 people. Data collection techniques use observation and test techniques. Data collection instruments used observation sheets and essay tests. The research results showed that student activity in cycle I was 70% (good) and in cycle II it was 90% (very good). Then the students' classical learning results in cycle I were 57.14% (Medium) with an average of 76.36 and in cycle II it was 88.57% (Very high) with an average of 87.71. So the conclusion of this research is that through the application of the Problem Based Learning (PBL) learning model, it can improve students' mathematics learning outcomes and activities in statistics material in class X AKL 3 SMK Negeri 7 Medan.
Upaya Meningkatkan Pemecahan Masalah Matematis Siswa melalui Penerapan Model Problem Based Learning Sartika Juwita Br Sinaga; Dwi Novita Sari; Desniarti Desniarti; Burlianda Burlianda
Journal on Education Vol 6 No 4 (2024): Journal on Education: Volume 6 Nomor 4 Mei-Agustus 2024
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joe.v6i4.6004

Abstract

This Classroom Action Research aims to determine the improvement of students' mathematical problem-solving skills through the application of the Problem-Based Learning model. The subjects in this class action research are all students of class XI Merdeka Jaya SMA Negeri 1 Tanjung Morawa even the semester of the 2023/2024 academic year consisting of 35 students (13 male students and 22 female students). This research data is in the form of quantitative data obtained from mathematical problem-solving ability tests with statistics material and qualitative data in the form of student activity data. The data analysis technique used in this research is simple statistical analysis. The results of data analysis showed that there was an increase in students' mathematical problem-solving ability through the application of the Problem-Based Learning model. The results showed an increase in students' mathematical problem-solving ability in each cycle where cycle I amounted to 57.14%, and cycle II amounted to 88.57%. Then the results showed that student activity in the learning process in each cycle where cycle I amounted to 70.83%, and cycle II amounted to 91.67%. So it can be concluded that this class action research, namely through the application of Problem-Based Learning, can improve students' mathematical problem-solving skills on matrix material in class XI Merdeka Jaya SMA Negeri 1 Tanjung Morawa.
Upaya Peningkatan Kemampuan Komunikasi Matematis dan Kecerdasan InterpesonalDengan Penggunaan Pembelajaran Tutor Sebaya di SMK N 2 Medan Rennika I.S. Simorangkir; Dwi Novita Sari; Desniarti Desniarti; Seprianti Harahap; Risna Ula Siregar
Journal on Education Vol 6 No 4 (2024): Journal on Education: Volume 6 Nomor 4 Mei-Agustus 2024
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joe.v6i4.6021

Abstract

This study is a form of classroom action research (CAR) consisting of two cycles. The process comprises four stages: planning, implementation, observation, and reflection. The objective of this classroom action research is to assess the enhancement of students' mathematical communication abilities and interpersonal intelligence through the implementation of the peer tutoring cooperative learning paradigm. The study included a sample of 30 students from Class XI in the Machining Engineering Department at SMK Negeri 2 Medan. The data collection methods employed encompassed observation, questionnaires, and tests. The study's findings demonstrated enhanced mathematical communication abilities and interpersonal intelligence among the pupils. Evidence of this can be observed in the notable improvement of students' mathematical communication skills and interpersonal intelligence. Specifically, there was a significant rise in written mathematical communication skills from 20% to 66.6%, and a substantial increase in students' interpersonal intelligence from 43.3% to 86.6%. The findings suggest that the adoption of the peer tutoring cooperative learning model is successful in improving students' proficiency in mathematical communication and interpersonal intelligence at SMK Negeri 2 Medan. Enhancing mathematical communication skills and interpersonal intelligence within an educational environment can contribute to the overall objective of training students to be proficient and capable professionals in real-world situations.