This study consisted of two cycles were performed with fellow kolaboratf. each cycle consisting of planning, action, observation and reflection, research subjects was fourth graders of SDN 02 V Koto Mukomuko district totaled 16 students. This research data obtained through observation, testing and documentation problems.Results of data analysis showed extensive learning bhwa parallelogram and a triangle with CTL approach can improve student learning outcomes.. Kata Kunci: hasil belajar siswa; matematika; dan pendekatan contextual teaching and learning.
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