PENINGKATAN KEMAMPUAN HASIL BELAJAR MATEMATIKA MATERI KELILING BANGUN DATAR PADA TEMA 7 SUBTEMA 4 MENGGUNAKAN MODEL PROBLEM BASED LEARNING (PBL) PADA SISWA KELAS 3 SDN TANJUNGREJO 1 MALANG

Abstract

Numeration has a very important role. Numerals are often used in everyday life, for example
discounts, calculating distances, calculating speeds, circumference, area, and others. Based on the
results of observations and interviews on March 8 2023, students had difficulty working on problembased story questions, students had difficulty determining the circumference of the slanted side, students
did not use a ruler when measuring and students were not careful in calculating the circumference using
checkered paper. This study aims to describe the process of implementing the PBL learning model and
describe student learning outcomes after using the PBL learning model. This Classroom Action Research
uses a qualitative approach with a descriptive research type. Sources of data obtained from the results
of class III students at SDN Tanjungrejo 1, the results of interviews and tests. Data collection techniques
were carried out by observation, interviews and tests. The application of the PBL learning model can
improve the learning outcomes of grade 3 students on theme 7, sub-theme 4, material around a flat
shape. This can be seen from the research results from cycle 1 to cycle 3. In cycle 1 the average student
learning outcomes were 69.5 in the sufficient category and the percentage of student completeness was
55.1%. In cycle 2 the average student learning outcomes were 78.2 in the good category and the
percentage of student completeness was 68.9%. In cycle 3 the average student learning outcomes is 87.2
with a good category and the percentage of student completeness is 86.2%.