<![CDATA[ Asesmen PISA menjadi perhatian khusus bagi siswa Indonesia. Kemampuan literasi matematis (KLM) merupakan kemampuan yang penting dalam proses penyelesaian soal PISA. Penelitian ini bertujuan mendeskripsikan KLM siswa dalam mengerjakan soal PISA uncertainty and data content. Penelitian ini merupakan penelitian deskriptif dengan pendekatan kualitatif. Data berasal dari hasil jawaban tes KLM siswa dan wawancara. Metode pengumpulan data menggunakan dokumentasi, pemberian tes dan wawancara. Instrumen yang digunakan berupa tes KLM soal PISA konten uncertainty and data sebanyak 6 soal yang terdiri level 1 sampai level 6 dan lembar wawancara. Berdasarkan hasil analisis data, diperoleh hasil bahwa siswa mengalami kesulitan dalam mengerjakan soal KLM yang terdiri atas kemampuan komunikasi, representasi, matematisasi, menyusun strategi pemecahan masalah, kemampuan penalaran dan argumentasi.The PISA assessment is of particular concern to Indonesian students. Mathematical literacy ability (MLA) is an important ability in the process of solving PISA questions. This study aims to describe students' MLA in solving PISA questions with uncertainty and data content. This research uses descriptive research with a qualitative approach. The data were obtained from the results of the students' MLA test answers and interviews. Data collect methods used in this study are documentation, giving tests and interviews. The instrument used was the MLA test, PISA questions with uncertainty and data content, consisting of 6 questions consisting of levels 1 to level 6 and interview sheets. Based on the results of data analysis, the results obtained were that students had difficulty solving MLA questions which consisted of communication skills, representation, mathematization, developing problem solving strategies, reasoning and argumentation skills.]]>
