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Journal : Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika

PENGARUH MODEL PROBLEM BASED LEARNING BERBANTUAN POWERPOINT INTERAKTIF TERINTEGRASI GEOGEBRA TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIS Erika Dwi Anggraeni; Kriswandani Kriswandani; Yenny Deswita; Siti Robithoh
Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika Vol. 4 No. 1 (2023): Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistik
Publisher : LPPM Universitas Bina Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46306/lb.v4i1.280

Abstract

This Best Practice aims to determine the effect of using the Problem Based Learning (PBL) Model assisted by interactive PowerPoint integrated with GeoGebra on students' mathematical problem solving abilities. The subjects of this study were 32 students in class VIII H of SMP Negeri 4 Salatiga for the 2022/2023 academic year. The design used in this best practice uses the One-Group Pretest-Posttest with data analysis techniques using the Wilcoxon signed rank test. Data collection techniques include essay tests, observation of learning implementation, and student response questionnaires. Best Practice results show that the Problem Based Learning (PBL) model assisted by GeoGebra integrated interactive PowerPoint has an effect on students' mathematical problem solving abilities. This can be seen from the results of the Wilcoxon test with a value of Sig.=0.00<0.05 which indicates that there is a difference in the average pretest and posttest results where the mean value after being given the GeoGebra interactive PowerPoint-assisted PBL model is better than the average value before being given this learning model. In addition, the results of learning implementation were 95.59%, and student responses to GeoGebra integrated interactive PowerPoint learning media were 94.14%.
PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE TGT BERBANTUAN GEOGEBRA DAN QUIZIZZ UNTUK MENINGKATKAN HASIL BELAJAR MATERI FUNGSI KUADRAT Desti Anisa Zoraida; Kriswandani Kriswandani; Anna Royyanna Nikmah
Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika Vol. 4 No. 1 (2023): Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistik
Publisher : LPPM Universitas Bina Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46306/lb.v4i1.290

Abstract

This Collaborative Classroom Action Research (CAR) aims to improve learning outcomes in Quadratic Function material using the cooperative learning type TGT (Teams, Games, and Tournament) which assisted by GeoGebra and Quizizz for class X students of SMA N 3 Salatiga. This CAR is carried out in 2 cycles based on the Kemmis and Taggart Theories which consist of 4 stages namely the planning, implementation, observation, and reflection. The subjects of this study were 34 students of class X SMA N 3 Salatiga. The data collection technique of this research uses observation and tests. The data were analyzed using descriptive and quantitative analysis. The results showed that there was an increase in the average value, in the pre-cycle was 77.7; cycle I was 81.6; and cycle II was 83.4. The percentage of classical completeness also shows an increase, students who have scored above KKM (75) in the pre-cycle was 58.06% (18 students), cycle I was 81.82% (27 students), and cycle II was 87.88%. (29 students).
PENGARUH BLENDED LEARNING TERHADAP KEMAMPUAN PEMECAHAN MASALAH SISWA SMK DIPONEGORO SALATIGA Rusnia Tri Prastika Sari; Kriswandani Kriswandani
Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistika Vol. 5 No. 2 (2024): Jurnal Lebesgue : Jurnal Ilmiah Pendidikan Matematika, Matematika dan Statistik
Publisher : LPPM Universitas Bina Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46306/lb.v5i2.711

Abstract

The blended learning model is a learning model that uses 2 methods, namely face-to-face and visual, so that it can provide a comprehensive learning experience to students. The purpose of this research is to determine the effect of the Blended Learning Model on students' problem solving abilities. This type of research uses quasi-experimental research with a one group pretest and posttest research design by comparing pretest and posttest scores. The population of this study used Class The results of this research show that the significance value of the Wilcoxon Signed Rank Test is 0.028 <0.05, which means there is a significant difference between the pretest and posttest mean values. In other words, there is an influence of the Blended Learning Model on the problem solving abilities of Class X Students at Diponegoro Vocational School