《义务教育数学课程标准》明确指出:义务教育阶段的数学课程,其基本出发点是促进学生全面、持续、和谐地发展。学生在学校教育中能否获得持续发展的能力和动力,直接影响着他(她)们一生的发展。因此,我们的数学教学应该面向全体学生,树立“以人为 ”Compulsory education mathematics curriculum standards“ clearly pointed out: compulsory education phase of the mathematics curriculum, the basic starting point is to promote a comprehensive, sustained and harmonious development of students. Students in school education can be sustained development ability and motivation, a direct impact on his or her life development. Therefore, our mathematics teaching should be for all students, establish ”people-oriented