Membuat Soal Matematika Open Ended dengan Teknik Memodifikasi Soal Tertutup: Konteks Lahan Basah

Karim Karim, Chairil Faif Pasani, Andriyani Andriyani

Abstract


Soal matematika open ended merupakan soal yang menuntut banyak cara penyelesaian atau banyak jawaban benar yang mungkin. Untuk membuat soal matematika open ended, bukanlah pekerjaan yang mudah. Sehingga soal open ended ini sangat jarang ditemukan pada buku matematika siswa. Padahal, soal matematika open ended sangat diperlukan untuk menumbuhkan berpikir kreatif siswa, khususnya kemampuan fleksibilitas. Untuk membantu siswa dalam memahami soal matematika, maka penggunaan konteks sangat diperlukan. Salah satu konteks yang dapat digunakan adalah lahan basah. Untuk membuat soal open ended, teknik yang paling mudah adalah dengan memodifikasi soal tertutup. Artikel ini akan memberikan petunjuk dalam membuat soal matematika open ended dengan teknik memodifikasi soal tertutup dengan memuat konteks lahan basah. Metode yang digunakan dalam membuat soal open ended ini adalah metode pengembangan dengan model 4D (four D models). Konten soal adalah materi matematika SMA kelas X. Untuk uji keterbacaan, dilibatkan 6 orang siswa kelas X SMA Negeri 5 Banjarmasin. Ada 3 buah soal matematika open ended yang dihasilkan, yaitu soal dengan konteks (1) Berangkat ke sekolah menyeberang Sungai Kuin naik jukung, (2) Keramba ikan di Sungai Martapura, dan (3) Objek wisata Pulau Pinus-Waduk riam Kanan.

 

Kata kunci : soal open ended, lahan basah

 

Abstract: Open-ended math problems are questions that have several solutions or correct answers. It is not a simple task to create open-ended math questions. As a result, open-ended questions are uncommon in students' math textbooks. Open-ended questions, in reality, are required to enhance student's creative thinking, particularly their flexibility abilities. The use of context is required to help children grasp issues. Wetlands are one example of a context that might be employed. The simplest way to generate open-ended questions is to change closed questions. This post will walk you through producing open-ended math problems by changing closed questions with the context of wetlands. This open-ended question was created using a development process using a 4D model (four D models). The questions' substance is coursework for class X SMA. Six students from State High School 5 Banjarmasin’s class X participated in the reading exam. There were three open-ended math problems: (1) go to school across the Kuin River by jukung, (2) Fish cages on the Martapura River, and (3) Attractions in Pulau Pinus-Riam Kanan reservoir.

 

Keywords: Open-ended problems, wetlands

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References


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DOI: http://dx.doi.org/10.20527/edumat.v10i1.13417

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