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数学源于生活,应用于生活。数学应该是学生生活中不可缺少的知识。然而现在学生每天与数学打交道,却对生活中的数学熟视无睹,对数学缺少兴趣,量的实际概念和鲜明的图形表象无法与生活联系在一起,造成课本中的数学与生活中的数学脱轨。基于此,《课程标准》要求“数学教学要紧密
Mathematics from life, used in life. Mathematics should be an indispensable knowledge in student life. Nowadays, however, when students deal with mathematics everyday, they turn a blind eye to the mathematics in life, lack of interest in mathematics, the actual concept of quantity and vivid graphical representation can not be linked with life, resulting in mathematics in mathematics and mathematics in life derailment. Based on this, “curriculum standards” require "mathematics teaching should be close