兴趣是学生探索新知的直接动因,兴趣高,学生才能学得积极主动,教学才能取得良好的效果。数学教学应以训练学生能力为手段,贯穿实践性,把现在的学习和未来的应用联系起来,并注重学生的应用操作和能力的培养。在数学教学中,要使学生不断地产生学习意向,引起认知需要,造就认知冲突,帮助学生提高思维的凝练能力。 Interest is a direct motivation for students to explore new knowledge, high interest, students can learn proactive, teaching can achieve good results. Mathematical teaching should be based on the ability of training students as a means of practice, through the practical, the current learning and future applications, and pay attention to students’ application and ability training. In mathematics teaching, it is necessary to make students constantly produce learning intention, causing cognitive needs, creating cognitive conflicts, to help students improve their thinking ability.