教学内容:义务教育课程标准实验教科书(人教版)数学一年级上册第56页。教学目标:1.通过观察、动手操作、小组合作学习,在实践活动中得出8的加减法全部算式。2.能用自己喜欢的方法计算8的加减法。3.使学生体验到学习数学的乐趣,产生积极探索新知和学习数学的愿望。教学重点:能正 Teaching content: Compulsory education curriculum standard experimental textbook (PEP) math first grade on the first 56 pages. Teaching Objectives: 1. Through observation, hands-on operation, the group of cooperative learning, in practice, the sum of 8 addition and subtraction algorithm. 2 can use their favorite method of calculating the addition and subtraction of 8. 3. To enable students to experience the fun of learning mathematics, resulting in a positive exploration of new knowledge and desire to learn mathematics. Teaching focus: to be positive