Harahap, Namora Zukhrufina (2015) UPAYA MENINGKATKAN KEMAMPUAN BERPIKIR KREATIF MATEMATIKA SISWA DENGAN PENDEKATAN MATEMATIKA REALISTIK (PMR) PADA POKOK BAHASAN ARITMATIKA SOSIAL DI KELAS VII SMP SWASTA MUHAMMADIYAH 48 TAHUN AJARAN 2014/2015. Undergraduate thesis, UNIMED.
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Abstract
Tujuan penelitian ini adalah untuk mengetahui tingkat kemampuan berpikir kreatif matematika siswa dan mendeskripsikan keefektifan pembelajaran matematika dengan menerapkan Pendekatan Matematika Realistik (PMR) pada pokok bahasan Aritmatika Sosial di kelas VII SMP Swasta Muhammadiyah 48 Medan T.A 2014/2015. Jenis penelitian ini adalah Penelitian Tindakan Kelas (Classroom Action Research). Penelitian ini dilaksanakan di kelas VII SMP Swasta Muhammadiyah 48 Medan, pada semester genap tahun ajaran 2014/2015. Subjek dalam penelitian ini adalah siswa kelas VII SMP Swasta Muhammadiyah 48 Medan yang berjumlah 29 orang sedangkan objek dalam penelitian ini adalah upaya meningkatkan kemampuan berpikir kreatif matematika siswa dengan Pendekatan Matematika Realistik pada pokok bahasan Aritmatika Sosial di kelas VII SMP Swasta Muhammadiyah 48 Medan T.A 2014 / 2015. Instrumen penelitian dalam pengumpulan data adalah tes, lembar observasi, dan angket. Tes digunakan untuk mengetahui tingkat kemampuan berpikir kreatif matematika siswa pada pokok bahasan Aritmatika Sosial dengan menerapkan PMR, lembar observasi digunakan untuk mengamati kegiatan pembelajaran pada saat menerapkan PMR dan angket untuk melihat respon siswa terhadap pembelajaran PMR. Dari hasil penelitian diperoleh peningkatan 5,18 dimana pada siklus I nilai rata-rata kelas sebesar 64,63 (sedang) dan pada siklus II nilai rata-rata kelas sebesar 69,54 (sedang). Efektivitas PMR dapat dilihat dari : a) ketercapaian peningkatan persentase ketuntasan klasikal (PKK) yaitu (nilai KB≥65%) pada siklus I tercapai 51,72% (15 orang siswa) dan pada siklus II meningkat menjadi 89,65% (26 orang siswa), b) ketercapaian peningkatan hasil observasi kegiatan guru pada siklus I yaitu 67,61 berada dikategori cukup dan pada siklus II meningkat menjadi 77,84 berada dikategori baik, dan c) respon siswa adalah positif pada pembelajaran matematika dengan menerapkan PMR. Dari hasil penelitian tersebut diperoleh bahwa PMR (Pendekatan Matematika Realistik) dapat meningkatkan kemampuan berpikir kreatif matematika siswa.
Item Type: | Thesis (Undergraduate) | ||||||
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Contributors: |
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Call Number: | 513.207 1 Har u | ||||||
Keywords: | efektivitas pembelajaranpembelajaran matematika realistik; aritmatika sosial | ||||||
Subjects: | L Education > LB Theory and practice of education Q Science > QA Mathematics |
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Divisions: | Fakultas Matematika dan Ilmu Pengetahuan Alam > Pendidikan Matematika | ||||||
Depositing User: | Mrs Desy Sry Yani | ||||||
Date Deposited: | 08 Apr 2016 08:34 | ||||||
URI: | http://digilib.unimed.ac.id/id/eprint/12195 |
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