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在小学数学教学中,加强练习是培养能力,发展智力的有效措施之一.只有通过练习,才能使学生所学的数学知识转化为技能,并使技能转化为技巧.因此,教师要认真地设计、精心地组织、耐心地指导学生进行练习,让学生在课堂上及时地消化、巩固和运用知识,形成基本技能.一、辅垫练习要掌握分寸铺垫练习要掌握分寸,与新课无关的不练,使铺垫练习真正起到“搭桥辅路”的作用.如进行“乘法分配律”的教学时,我出示了这样几组辅垫练习题:
In elementary mathematics teaching, strengthening the practice is one of the effective measures to cultivate ability and develop intelligence.It is only through practice that students can learn math knowledge into skills and make skills into skills.Therefore, teachers should carefully design , Carefully organized and patiently guide students to practice, so that students in the classroom in a timely manner to digest, consolidate and use of knowledge, the formation of basic skills First, the auxiliary pad practice To grasp the propositions to master the propriety, has nothing to do with the new class Practice, so that the laying of bedding really play the role of “bypass bypass.” Such as the “multiplication assignment law” teaching, I showed a few sets of cushion exercises: