1, Basic Properties of Fraction: Fraction is an important content in the first volume of sixth grade mathematics. This part can introduce the basic properties of music score, such as the definition of music score, the reading and writing of music score, the comparative size of music score, simplified music score and general music score.

2. Application of percentage: percentage is widely used in life and work. This part can introduce the concept and calculation method of percentage, and the application of percentage in practical problems, such as discount, tax rate and interest rate.

3. The circumference and area of the circle: The circle is another important content in the first volume of the sixth grade mathematics. This part can introduce the formulas for calculating the circumference and area of a circle, and the application of these formulas in practical problems.

4. Mathematical culture: Mathematics is not only a tool, but also a culture. This part can introduce some cultural knowledge related to mathematics, such as the history of mathematics, mathematicians' stories, mathematical masterpieces and so on.