Pendekatan Matematika Realistik Terhadap Penalaran Matematis Pada Materi Perbandingan SMP

: This research aims to find out the effect of realistic mathematics approach on students' mathematical reasoning skills in comparison material. This research used pre-experimental method with two group randomized posttest only control design. The subject of this research was 32 students of class VII of Junior High School Pontianak. The data of this research was collected using written test in essay form and interview. The data analysis result showed that realistic mathematics approach increased students' mathematical reasoning skills in comparison material. The average score of students' posttest in control group after given learning with conventional approach was 11,88, while the average score of students' posttest in experimental group after given learning with realistic mathematics approach was 49,4