“负数的认识”是义务教育课程标准数学实验教科书人教版六年级下册第一单元的内容,是“数与代数”领域中的一个重要组成部分,它是在认识了自然数、分数和小数的基础上进行教学的。《义务教育数学课程标准(2011年版)》在“课程内容”第二学段中指出:“在熟悉的生活情境中,了解负数的意义,会用负数表示日常生活中的一些量。”认识负数,对于学生来说是数的概念的一次 “Negative Number Recognition ” is compulsory education curriculum standard mathematics experiment textbook PEP sixth grader the first unit content, is “number and algebra ” in the field of an important part, it is in understanding the natural number , Scores and decimals based on teaching. Compulsory Education Mathematics Curriculum Standard (2011 Edition) points out in the second course of course content: “In familiar life situations, to understand the meaning of negative numbers, negative figures will be used to represent some of the daily life. ”Understand the negative number, for students is the concept of number once