Browsing by Author "ATI"

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    Penerapan Model Pembelajaran Kooperatif Denganpendekatan Struktural Numbered Heads Togetheruntuk Meningkatkan Hasil Belajar Matematika Peserta Didik Kelas VIIIC SMPS Karya Indah Tapung
    (2013-06-10) ATI
    The research applied was Classroom Action Research that aims to improve the performance of teacher for increase students’ achievement by implementing cooperative learning model of numbered heads together structural approach. The subject of the research is students of class VIIIc SMPS Karya Indah Tapung, in the first semester of the 2012/2013 school years. There are 24 student in that class, consisting 13 girl and 11 boys who have heterogeneous academic ability. There are two cycles and four stages in this study. Each cycle has four stages, they are planning, action, observation, and reflection. The result of research showed that the improvement of students learning achievement. The percentage of first cycle showed that students who get minimum achievement criteria (MMC), from 20,8 % to 66.66%. While, in the second cycle, the percentage of students who minimum achievement criteria (MMC) increase to 79.1%. Based on these results, we can conclude the implementation of Cooperative Learning Nunbered Heads Together Approach can improve students’ mathematics achievement in class VIIIc of SMPS Karya Indah Tapung in the first semester of the 2012/2013 school years.