口算是人们在日常生活中应用较多的数学技能,也是笔算、估算、简便计算的基础,是小学计算教学的重要组成部分,它对学生发展思维和培养能力起着重要的作用。下面我谈谈自己教学新课标苏教版数学三年级上册的“两位数加两位数的口算”时的做法与体会。 Mouth counting is one of the most important mathematical skills that people apply in daily life. It is also the basis for calculating, estimating and calculating. It is an important part of primary school teaching. It plays an important role in developing students’ thinking ability and cultivating their abilities. Now I talk about their own teaching a new curriculum Sujiao version of the third grade of mathematics “double-digit plus two-digit port count,” the practice and experience.