Integral (Jurnal Penelitian Pendidikan Matematika) is a periodical journal conducted by a team of mathematic education Department, Faculty of Teacher Training and Education, Universitas Pancasakti Tegal. Integral consisting of several writings about the results of research and book review. Integral seeks to accommodate researchers, lecturers and students in the field of Mathematic Education to publish scientific work regularly every two times a year. Please read these guidelines carefully. Authors who want to submit their manuscript to the editorial office of Integral (Jurnal Pendidikan Matematika) should obey the writing guidelines. If the manuscript submitted is not appropriate with the guidelines or written in a different format, it will be rejected by editors before further reviewed. The editors will only accept the manuscripts which meet the assigned format. In the following year of publication (2018), Jurnal Pendidikan Matematika is going to publish journals twice in two terms: Mei and November Please submit your manuscript.