KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA DITINJAU BERDASARKAN DEKOMPOSISI GENETIK PADA SISWA KELAS VIII SMPN 2 PONDOK KELAPA KABUPATEN BENGKULU TENGAH

The purposes of research are to analyze the solving ability of problems based on genetic decomposition and the map of it on the second grade students of Junior Public School 2 of Pondok Kelapa, Middle Bengkulu Regency. Subjects in this research are all of the second grade students of Public Junior High School 2 of Pondok Kelapa, Middle Bengkulu Regency. Method of collecting data uses diagnostic test and structured interview. Method of data analysis uses qualitative descriptive method. Results of the research shows that (1) the solving ability of mathematics problems based on genetic decomposition with Triad Level on the second grade students of Public Junior High 2 of Pondok Kelapa, Middle Bengkulu Regency amounts of 39 students (65%) are in less category (Intra Level) as the greatest number, 9 students (15%) are in enough category (Inter Level) as the least number and 12 students (20%) are in good category (Trans Level). Totally, the solving ability of mathematics problems based on genetic decomposition with Triad Level on the second grade students of that school are in less category (Intra Level) and (2) map of the solving ability of mathematics problems based on genetic decomposition on the second grade students of Public Junior High 2 of Pondok Kelapa, Middle Bengkulu Regency amounts of 24 students (40%) are in good performance for mental construction Action, Process, Scheme and Object and 36 students (60%) are in bad performance for them.