PENGEMBANGAN MATERI AJAR PECAHAN DENGAN PENDEKATAN PMRI DI SD NEGERI 21 PALEMBANG
Abstract: One of mathematic
lesson which is used in our daily life is fraction. Reside that fraction is
Basic of mathematic learning. But it still difficult by students. Therefore, it
is hended to develop the lesson by using PMRI-based to improve student’s
achievment. These research objectives are: (1) to find out the valid and
practical lesson for fraction which is Developer by PMRI-based. (2) to know the
potencial effect which is come up from developing the fraction lesson through
students’ achievement and their activity. Research methodology was used is
development research which is included from analisis, design, evaluation and
revision. In collecting the data was applied by using observation and test.
Observation was done in order to see students’ activity in process of learning
by using PMRI-based and the best was used to measure their ability. The sample
of this research was the third year students (35 Students) Primary Scholl 0f 21
Palembang in second semestre. The conclusions are (1) Prototype of the lesson
which was Developer is valid, practical and had a potencial effect, (2) there
was one ineffective aspect in process of learning that is finishing the problem
solving or finding answer of the problem, comparing their solutions or
discussing with friends and in asking
aspect or in finding the questions/answers of friends/teacher and (3) the test
result to measure students’ ability (87,0). It showed that the level of
students’ ability is categorized as very good ability. Therefore, learning
realistic mathematic can be used to improve students’ achievement.
Penulis: Marhamah, Zulkardi,
Nyimas Aisyah
Kode Jurnal: jpmatematikadd110049
