培智数学课堂教学是智障学生掌握数学技能、培养数学能力、掌握学习方法的主阵地。课堂教学有效性是指通过课堂教学活动学生在学业上有收获,有提高,有进步。在新课程理念下,我们要遵循智障儿童认知发展的规律,符合智障学生身心发展的特点,以智障学生的发展为目标,重视学生的潜能开发和缺陷补偿,运用科学的教学策略,如此方可真正在培智数学课堂教学中提升其有效性。 Pui-chi math class teaching is a main front for mentally handicapped students to master math skills, develop mathematical abilities and master learning methods. The effectiveness of classroom teaching refers to the students through the classroom teaching activities in the academic harvest, improve, improve. Under the concept of new curriculum, we must follow the law of cognitive development of mentally retarded children, meet the characteristics of mental and physical disability development of students with intellectual disability, aim at the development of mentally retarded students, pay attention to the development of students’ potential and compensation for defects, and use scientific teaching strategies. It can really enhance its effectiveness in teaching wisdom and mathematics.