1, students have a foundation: before learning the multiplication and division of fractions, students have mastered the concept of fractions and the addition and subtraction of fractions, which laid the foundation for learning the multiplication and division of fractions.

2. Content is connected with life: the multiplication and division method of fractions is widely used in real life, such as dividing the calculation into several parts and merging several parts. By introducing life examples, students can better understand the significance of fractional multiplication and division.