Abstract:
This research aimed at improving students learning outcomes in teaching and learning process at SMPN 13 Pekanbaru by implementing cooperative learning model of numbered heads together in mathematics lesson. This study uses classroom research. It was conducted in two cycles. The activity and students learning outcomes data were gained by collecting activity data by using observation sheet and daily test. The data which were collected were score which descriptive analyzed statistically. The result of study in the firs cycle found that the persentage of student who achieve KKM is 21% and the secont cycle is 43.87%, an increase from before the measures the persentage is only 13.28%, and the award based on the first cycle of five teams awarded a great team, a team awarded the good team and a team awarded the super team, while in the second cycle of seven teams awarded super team. The conclusian of the study showed that the implementing of cooperative learning model for numbered heads together approach could improving students learning outcomes mathematic.
