数学教学是师生共同探索发现的过程,在教学中,教师要充分吃透教材,利用教材。教师要引导学生善于发现问题,提出问题,通过对问题的多种解法,激趣引思,来拓展学生的思维,激发学生的探究欲望,以达到提高课堂效果的目的。在讲分式的乘、除法一节内容时,我们选取了一个特例做了如下的剖析。如,“丰收1号”小麦的试 Mathematics teaching is a process of exploration by teachers and students. In teaching, teachers should thoroughly understand teaching materials and use teaching materials. Teachers should guide students to be good at discovering problems and asking questions. Through a variety of solutions to problems, they can stimulate students ’thinking and inspire students’ inquiring desire, so as to achieve the goal of improving classroom effect. In the affirmative multiplication, division of a section, we have chosen a special case to do the following analysis. For example, “harvest on the 1st ” wheat test