Penggunaan Media Kantong Bilangan pada Pembelajaran Matematika Tentang Pengurangan untuk Meningkatkan Hasil Belajar Siswa Kelas I Sekolah Dasar Negeri 16 Mempawah Hilir

The Uses ofNumber Pocket ToolinLearningMathematicsonContent ofSubtractionToImproveStudent ResultsPrimaryISDN 16. Theresearch aimsaretoimprove teachers skillsandstudent learning outcomesbyapplying the number of pocket tool inMathematicslessonaboutsubtraction.This research usesdescriptive method. Form of research;Classroom Action Researchis collaborative, which are Teacher as a researcherandgradeI student ofSDN 16 as subject of research. The collected dataare aboutthe teachers abilityin planningthe learning process, implementing the learning process, and scoringstudent learning outcomes.The techniques of collecting dataweredirectobservation and measurement technique. Thedata collection toolswereobservation sheetsandwriting testsof students abilityinsubtract the two digits number.The finding was the score of the ability of teachersto plan learningin the first cycleis 2,36. In the second cycle, the score is 3,55. The third cycle is 4. The scoreof teachers ability in implementing learning processin the first cycleis3,02. In the second cycle, the score is 3,54. The third cycle is 4.On the other hand,score ofstudentlearning outcomes in the first cycle is 54. In the second cycle, the score is 67,6.In the third cycle is 82.The data is increased about 28.Itprovesthatapplying the number of pocket toolin Mathematics lessoncanimprove student learning outcomesatprimary ISDN 16