Pengembangan Lembar Kerja Peserta Didik Menggunakan Aplikasi Flip Pdf Professional pada Materi Penjumlahan dan Pengurangan Dua Pecahan Penyebut Berbeda pada Kelas V Sekolah Dasar

Rindi Antika, Yetti Ariani

Abstract


This study aims to develop a valid and practica LKPD (Student Worksheet) for teaching addition and subtraction of two fractions with different denominators to fifth-grade elementary school students. The research employed the R&D (Research and Development) method with the ADDIE model, consisting of Analysis, Design, Development, Implementation, and Evaluation stages. Data collection was conducted using validation sheets and response questionnaires. The validation sheets included media expert validation, material expert validation, and language expert validation. The response questionnaires consisted of teacher response questionnaires and student response questionnaires. The trial subjects were fifth-grade students at SD Negeri 10 Sungai Sapih and SD Negeri 11 Kurao Pagang, Padang City. The results showed that the developed LKPD using Flip Pdf Professional application achieved a material validity score of 100%, language validity score of 90%, and media validity score of 95%. Practicality tests at SD Negeri 10 Sungai Sapih showed a teacher response rate of 93% and student response rate of 93%. At SD Negeri 11 Kurao Pagang, the teacher response rate was 100% and student response rate was 93%. Therefore, it can be concluded that the LKPD using Flip Pdf Professional application for teaching addition and subtraction of two fractions with different denominators to fifth-grade elementary school students is valid and practical for use.


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