This research presents an individual blended mathematics teaching model, it follows the mathematics competence indicators of grade 1-9 curriculum guidelines to design the mathematics course contents, then presents an eBook software based supplementary mathematics courses for lower grade elementary schools; this study combines multimedia materials, to design interactive exercises for adaptive learning; the course contents are grouped into three difficulty levels. After the lectures, students use mobile devices to perform individual practices; the proceeding is recorded for teachers to evaluate students’ learning progress, to improve students’ interest and participation in mathematics classes, and to achieve the goal of the individual teaching and learning model.