Information technology is changing the classroom teaching mode. It is the goals of the combination of information technology and mathematical teaching in middle school that contributes to the realization of the course goal of the new curriculum standard, improvement of students' ability to study and teachers' ability to teach and research. It sticks to the principle of subjectivity, interactivity and efficiency. The main methods for combination are the providing of hardware environment, the master of using software, the creating of effective setting, and the launch of exploratory activities.