PROFIL NORMA SOSIOMATEMATIS DALAM PEMBELAJARAN MATEMATIKA REALISTIK INDONESIA (PMRI)
The purpose of this study is to describe sociomatematic norms in PMRI learning with indicators of Confidence in PMRI learning, mathematical communication, and social skills. This research uses descriptive qualitative research, the research subject is determined through purposive sampling. The research data were obtained from the analysis of observation sheets, student questionnaires and interviews with all students, 30 students. Data analysis in this research is to use data reduction, data presentation and conclusion drawing. The results of this study indicate that sociomatematic norms in PMRI learning fall into either category. PMRI learning is able to make the sociomatematic norm of students become visible. Of the 3 indicators on sociomatematic norms, the first indicator can be fulfilled very well, the second indicator is communicating mathematically which is the obstacle when having to use mathematical arguments, while the third indicator which is still lacking by students is comparing strategies each other and also respect each other's friends who are arguing.