Background: This research intends to acquire data on the influence of mastery learning materials, learning management and commitment to perform tasks to the performance of primary school teachers, and this research approach using quantitative and survey methods. Method: Population research are primary school teachers in Tomohon city that ad’s up to 700 people. With drawl of samples using the techniques Proportional Stratified Random Sampling and the number of samples obtained 195 teachers. Research data collection using the questionnaire form and test instruments. By using Path Analysis Technique (Path Analysis) Result: The result of the research are: (Arends, 1997) There is direct positive influence management learning to teachers performance; (Benkgoff, 1997) There is direct positive influence commitment to perform tasks to teacher performance; (Bishop, 2000) There is direct positive influence on management learning to commitment of perform task. Conclusion: Management of learning and commitment had a directly positive effect on commitment to perform the task. This indicates that the improvement of teaching management by elementary school teachers will result in increased commitment to perform the task.