THE EFFECT OF CONTENT MASTERY SERVICES IN OVERCOMING STUDENTS' LEARNING DIFFICULTIES IN MATHEMATICS SUBJECTS AT SMP NEGERI 254 JAKARTA, INDONESIA

This study aims to determine the effect of content mastery services in overcoming student learning difficulties in mathematics at SMP Negeri 254 Jakarta. The research method used is a quantitative method with a quasi-experimental approach and a purposive sampling technique used to determine the research sample. The instrument used in this research is a questionnaire. It can be proven by the change in class 7.3, namely the experimental class that has learning difficulties in high Mathematics subjects, after being given treatment in the form of content mastery services there is a significant change. In class 7.2, which is the control class, which also has learning difficulties in high mathematics, there was a significant change that was influenced by other factors outside the study. So that the results of the research hypothesis are "There is an influence before being given treatment with after being given treatment in the form of content mastery services. That content mastery services have an influence in overcoming students' learning difficulties in mathematics subjects at SMP Negeri 254 Jakarta." Article visualizations