数学来源于生活,又应用于生活中。课程标准十分强调数学与现实生活的联系:“数学教学,要紧密联系学生的生活环境,从学生的经验和已有知识出发,创设有助于学生自主学习、合作交流的情境……激发学生的学习兴趣,增强学好数学的信心。”那么,怎样才能真 Mathematics comes from life, but also used in life. Curriculum standards emphasize the relationship between mathematics and real life: “Mathematics teaching, we must closely contact students’ living environment, starting from the student’s experience and existing knowledge, to create a situation conducive to student learning, cooperation and exchange ... to stimulate students Interest in learning, enhance the confidence of learning mathematics. ”" So, how can we really