Development of E-LKPD Assisted by Liveworksheets Using the PMRI Approach on the Material of Relations and Functions for Grade VIII

The success of students in learning mathematics is an important part in supporting education as a whole, both in mathematics and specific subjects. This study aims to produce E-LKPD assisted by Liveworksheets using the PMRI approach on the material of relations and functions of class VIII that are valid, practical and have potential effects. This research is a development research using the ADDIE development model, which consists of the following stages: analysis, design, development, implementation and evaluation. Data collection techniques were carried out through interviews, observations, questionnaires, and tests, with the research subjects being class VIII students of SMP Negeri 8 Lubuklinggau totaling 6 students for the small group test and 24 students for the field test. The results of the study showed that based on the results of the data analysis, the Aiken's V value from the validation of linguists was 0.90, media experts 0.91 and material experts 0.84 with a very valid category. In the practicality test, teachers and students obtained an overall percentage of 88.76%, categorized as very practical. The results of the potential effect test, conducted by 24 students, showed that 21 students (88%) were included in the complete category, and 3 students (12%) were included in the incomplete category.