The problem this research is the students achievement of matematics studies SDN 029 Sintong three graderes still low with an average value of 57,03 and minimum completeness criteria (KKM) matematics studies is 70. Between students, amounting to 31 people only 13 students who achieve clasical KKM with 41,93%. This research is Clasroom Action Research (CAR), which aims to improve the student achi…