小学数学课程标准明确指出,要求小学教师对学生的数学口算能力及估算能力在教学期间加以培养。多对学生进行鼓励,提高积极性,减轻对数学的畏难情绪。只有经过不懈努力并且持之以恒地科学练习,学生才能培养出良好的口算习惯及口算能力。 Primary school mathematics curriculum standards clearly pointed out that primary school teachers are required to teachers’ mathematical ability and ability to estimate mathematics to be cultivated during the teaching. Encourage students to improve their enthusiasm and reduce their fear of mathematics. Only through unremitting efforts and perseverance in scientific practice, students can develop a good oral habits and ability to speak.