UPAYA MENINGKATKAN KEAKTIFAN DAN HASIL BELAJAR MATEMATIKA MELALUI PENDEKATAN OPEN ENDED SISWA KELAS X SMA TAMAN MADYA JETIS YOGYAKARTA

Abstract

The purposes of this research were to increase the activity and learning resultMathematics with Open Ended learning approach in 10th grade students of TamanMadya Jetis Yogyakarta Senior high school. The research was Classroom ActionResearch (CAR). The subjects in this study were 10th grade students of TamanMadya Jetis Yogyakarta Senior high school totaling 28 students, while the object islearning Mathematics with Opend Ended approach to increase the activity andlearning result in 10th grade students of Taman Madya Jetis Yogyakarta Senior highschool. The results showed that after the application of Open Ended learningapproach, activity and learning result of students has increased. This can be shownby an increase in the percentage average questionnaire student activity from 70.24%to 74.14% pre-action into the after action. The increasing in the percentage averageviewed from the observation of student activity amounting 43.21% to 75.54% preactioninto the after action. Learning result of students also increased, judging fromthe average value of 71.86 into 79.23 in pre-cycle at the end of the first cycle, andincreased again at the end of the second cycle becomes 85. While the percentage ofcompleteness students ( with KKM 75 ) also increased, namely the pre-action by53.57% to 75% in the first cycle, increased again in the second cycle becomes92.86%. Can be inferred Open Ended learning approach can increase activity andstudents learning result mathematics.