UPAYA MENINGKATKAN HASIL BELAJAR MATEMATIKA MATERI BANGUN DATAR MELALUI STRATEGI CARDSORT

This study aims to: Improve students' mathematics learning outcomes in grade I students in SDN Sukoharjo 01 Semester II for the 2018/2019 academic year through the Cardsort strategy. This type of research is classroom action research. The research was carried out in class I at SDN Sukoharjo 01 Semester II for the 2018/2019 academic year. The research was carried out for 5 months, from February to June 2019. The research was carried out in two cycles of action. The data collection technique used is by using observation techniques that use several ways, namely: documentation, tests and observation of student activities. Based on the results of the study, it can be concluded as follows: Through learning the Cardsort strategy, it can improve learning outcomes of mathematics in the flat wake material in class I students at SDN Sukoharjo 01 Semester II for the 2018/2019 academic year. The increase from the initial condition to the second cycle, the average value of student learning outcomes in the initial conditions from 66 to 83 increased by 13. The percentage of complete classical learning in the initial conditions of 60% to 100% increased by 40%