“学生的数学内容应当是现实的、有意义的、富有挑战性的。”这已是新课程全新的理念,也是促使数学课堂走向有效的基础,但如何在课堂教学中开展利于学生主动地进行观察、猜测、探索和交流等数学活动,使学生切实体验到身边有数学,用数学可以解决生活中的实际问题,从而对数学产生亲切 “The mathematical content of students should be realistic, meaningful and challenging.” This is already a brand new concept of the new curriculum, but also to promote mathematics classroom to an effective foundation, but how to carry out in classroom teaching in favor of student initiative To observe, guess, explore and exchange and other mathematical activities, so that students can actually experience the mathematical side, with mathematics can solve practical problems in life, thus generating a cordial mathematics